Home / 15,691,189.70-23,536,784.55-5,590,165.70

Finding the Fourth Proportional to 15,691,189.70, 23,536,784.55 and 5,590,165.70

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Solution

The fourth proportional to 15,691,189.70, 23,536,784.55 and 5,590,165.70 is: 8,385,248.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,691,189.70 : 23,536,784.55 = 5,590,165.70 : x
  2. Step 2: Convert to fraction form
    15,691,189.70/23,536,784.55 = 5,590,165.70/x
  3. Step 3: Cross multiply
    15,691,189.70x = 23,536,784.55 × 5,590,165.70
  4. Step 4: Simplify right side
    15,691,189.70x = 131,574,525,679,699.94
  5. Step 5: Solve for x
    x = 131,574,525,679,699.94/15,691,189.70
  6. Step 6: Final answer
    x = 8,385,248.55

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.