Home / 15,462,998.70-23,194,498.05-7,888,980.30

Finding the Fourth Proportional to 15,462,998.70, 23,194,498.05 and 7,888,980.30

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Solution

The fourth proportional to 15,462,998.70, 23,194,498.05 and 7,888,980.30 is: 11,833,470.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,462,998.70 : 23,194,498.05 = 7,888,980.30 : x
  2. Step 2: Convert to fraction form
    15,462,998.70/23,194,498.05 = 7,888,980.30/x
  3. Step 3: Cross multiply
    15,462,998.70x = 23,194,498.05 × 7,888,980.30
  4. Step 4: Simplify right side
    15,462,998.70x = 182,980,938,184,838.41
  5. Step 5: Solve for x
    x = 182,980,938,184,838.41/15,462,998.70
  6. Step 6: Final answer
    x = 11,833,470.45

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Double scale
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Similar ratio
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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.