Home / 40,892,543.40-61,286,715.90-21,732,479.40

Finding the Fourth Proportional to 40,892,543.40, 61,286,715.90 and 21,732,479.40

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Solution

The fourth proportional to 40,892,543.40, 61,286,715.90 and 21,732,479.40 is: 32,571,030.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,892,543.40 : 61,286,715.90 = 21,732,479.40 : x
  2. Step 2: Convert to fraction form
    40,892,543.40/61,286,715.90 = 21,732,479.40/x
  3. Step 3: Cross multiply
    40,892,543.40x = 61,286,715.90 × 21,732,479.40
  4. Step 4: Simplify right side
    40,892,543.40x = 1,331,912,290,790,402.25
  5. Step 5: Solve for x
    x = 1,331,912,290,790,402.25/40,892,543.40
  6. Step 6: Final answer
    x = 32,571,030.81

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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.