Home / 26,931,123.24-40,402,359.12-8,733,899.52

Finding the Fourth Proportional to 26,931,123.24, 40,402,359.12 and 8,733,899.52

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Solution

The fourth proportional to 26,931,123.24, 40,402,359.12 and 8,733,899.52 is: 13,102,689.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,931,123.24 : 40,402,359.12 = 8,733,899.52 : x
  2. Step 2: Convert to fraction form
    26,931,123.24/40,402,359.12 = 8,733,899.52/x
  3. Step 3: Cross multiply
    26,931,123.24x = 40,402,359.12 × 8,733,899.52
  4. Step 4: Simplify right side
    26,931,123.24x = 352,870,144,957,787.75
  5. Step 5: Solve for x
    x = 352,870,144,957,787.75/26,931,123.24
  6. Step 6: Final answer
    x = 13,102,689.47

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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.