Home / 71,411,987.28-98,559,314.82-43,550,861.16

Finding the Fourth Proportional to 71,411,987.28, 98,559,314.82 and 43,550,861.16

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Solution

The fourth proportional to 71,411,987.28, 98,559,314.82 and 43,550,861.16 is: 60,106,757.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,411,987.28 : 98,559,314.82 = 43,550,861.16 : x
  2. Step 2: Convert to fraction form
    71,411,987.28/98,559,314.82 = 43,550,861.16/x
  3. Step 3: Cross multiply
    71,411,987.28x = 98,559,314.82 × 43,550,861.16
  4. Step 4: Simplify right side
    71,411,987.28x = 4,292,343,035,750,549.50
  5. Step 5: Solve for x
    x = 4,292,343,035,750,549.50/71,411,987.28
  6. Step 6: Final answer
    x = 60,106,757.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.