Home / 57,989,307.29-80,020,476.50-34,143,143.81

Finding the Fourth Proportional to 57,989,307.29, 80,020,476.50 and 34,143,143.81

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Solution

The fourth proportional to 57,989,307.29, 80,020,476.50 and 34,143,143.81 is: 47,114,731.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,989,307.29 : 80,020,476.50 = 34,143,143.81 : x
  2. Step 2: Convert to fraction form
    57,989,307.29/80,020,476.50 = 34,143,143.81/x
  3. Step 3: Cross multiply
    57,989,307.29x = 80,020,476.50 × 34,143,143.81
  4. Step 4: Simplify right side
    57,989,307.29x = 2,732,150,636,313,407.50
  5. Step 5: Solve for x
    x = 2,732,150,636,313,407.50/57,989,307.29
  6. Step 6: Final answer
    x = 47,114,731.39

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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.