Home / 71,041,532.28-98,037,313.60-38,446,484.28

Finding the Fourth Proportional to 71,041,532.28, 98,037,313.60 and 38,446,484.28

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Solution

The fourth proportional to 71,041,532.28, 98,037,313.60 and 38,446,484.28 is: 53,056,147.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,041,532.28 : 98,037,313.60 = 38,446,484.28 : x
  2. Step 2: Convert to fraction form
    71,041,532.28/98,037,313.60 = 38,446,484.28/x
  3. Step 3: Cross multiply
    71,041,532.28x = 98,037,313.60 × 38,446,484.28
  4. Step 4: Simplify right side
    71,041,532.28x = 3,769,190,036,175,830
  5. Step 5: Solve for x
    x = 3,769,190,036,175,830/71,041,532.28
  6. Step 6: Final answer
    x = 53,056,147.79

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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.