Home / 61,136,293.68-91,705,373.82-15,697,082.16

Finding the Fourth Proportional to 61,136,293.68, 91,705,373.82 and 15,697,082.16

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Solution

The fourth proportional to 61,136,293.68, 91,705,373.82 and 15,697,082.16 is: 23,545,862.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,136,293.68 : 91,705,373.82 = 15,697,082.16 : x
  2. Step 2: Convert to fraction form
    61,136,293.68/91,705,373.82 = 15,697,082.16/x
  3. Step 3: Cross multiply
    61,136,293.68x = 91,705,373.82 × 15,697,082.16
  4. Step 4: Simplify right side
    61,136,293.68x = 1,439,506,787,366,053
  5. Step 5: Solve for x
    x = 1,439,506,787,366,053/61,136,293.68
  6. Step 6: Final answer
    x = 23,545,862.87

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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.