Home / 74,734,139.60-112,101,209.40-62,829,861.20

Finding the Fourth Proportional to 74,734,139.60, 112,101,209.40 and 62,829,861.20

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Solution

The fourth proportional to 74,734,139.60, 112,101,209.40 and 62,829,861.20 is: 94,244,791.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,734,139.60 : 112,101,209.40 = 62,829,861.20 : x
  2. Step 2: Convert to fraction form
    74,734,139.60/112,101,209.40 = 62,829,861.20/x
  3. Step 3: Cross multiply
    74,734,139.60x = 112,101,209.40 × 62,829,861.20
  4. Step 4: Simplify right side
    74,734,139.60x = 7,043,303,426,954,136
  5. Step 5: Solve for x
    x = 7,043,303,426,954,136/74,734,139.60
  6. Step 6: Final answer
    x = 94,244,791.80

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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.