Home / 7,590,000.40-11,385,000.60-7,254,077.20

Finding the Fourth Proportional to 7,590,000.40, 11,385,000.60 and 7,254,077.20

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Solution

The fourth proportional to 7,590,000.40, 11,385,000.60 and 7,254,077.20 is: 10,881,115.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,590,000.40 : 11,385,000.60 = 7,254,077.20 : x
  2. Step 2: Convert to fraction form
    7,590,000.40/11,385,000.60 = 7,254,077.20/x
  3. Step 3: Cross multiply
    7,590,000.40x = 11,385,000.60 × 7,254,077.20
  4. Step 4: Simplify right side
    7,590,000.40x = 82,587,673,274,446.31
  5. Step 5: Solve for x
    x = 82,587,673,274,446.31/7,590,000.40
  6. Step 6: Final answer
    x = 10,881,115.80

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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.