Home / 57,006,953.47-78,669,007.29-31,888,737.19

Finding the Fourth Proportional to 57,006,953.47, 78,669,007.29 and 31,888,737.19

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Solution

The fourth proportional to 57,006,953.47, 78,669,007.29 and 31,888,737.19 is: 44,006,128.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,006,953.47 : 78,669,007.29 = 31,888,737.19 : x
  2. Step 2: Convert to fraction form
    57,006,953.47/78,669,007.29 = 31,888,737.19/x
  3. Step 3: Cross multiply
    57,006,953.47x = 78,669,007.29 × 31,888,737.19
  4. Step 4: Simplify right side
    57,006,953.47x = 2,508,655,298,256,437.50
  5. Step 5: Solve for x
    x = 2,508,655,298,256,437.50/57,006,953.47
  6. Step 6: Final answer
    x = 44,006,128.12

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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.