Home / 28,123,248-38,814,223.68-17,810,929.92

Finding the Fourth Proportional to 28,123,248, 38,814,223.68 and 17,810,929.92

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Solution

The fourth proportional to 28,123,248, 38,814,223.68 and 17,810,929.92 is: 24,581,706.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,123,248 : 38,814,223.68 = 17,810,929.92 : x
  2. Step 2: Convert to fraction form
    28,123,248/38,814,223.68 = 17,810,929.92/x
  3. Step 3: Cross multiply
    28,123,248x = 38,814,223.68 × 17,810,929.92
  4. Step 4: Simplify right side
    28,123,248x = 691,317,417,863,684.62
  5. Step 5: Solve for x
    x = 691,317,417,863,684.62/28,123,248
  6. Step 6: Final answer
    x = 24,581,706.13

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1.5x scale

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.