Home / 57,957,387.68-79,983,113.04-31,852,830.56

Finding the Fourth Proportional to 57,957,387.68, 79,983,113.04 and 31,852,830.56

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Solution

The fourth proportional to 57,957,387.68, 79,983,113.04 and 31,852,830.56 is: 43,957,960.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,957,387.68 : 79,983,113.04 = 31,852,830.56 : x
  2. Step 2: Convert to fraction form
    57,957,387.68/79,983,113.04 = 31,852,830.56/x
  3. Step 3: Cross multiply
    57,957,387.68x = 79,983,113.04 × 31,852,830.56
  4. Step 4: Simplify right side
    57,957,387.68x = 2,547,688,547,324,446.50
  5. Step 5: Solve for x
    x = 2,547,688,547,324,446.50/57,957,387.68
  6. Step 6: Final answer
    x = 43,957,960.31

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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.