Home / 28,884,064.30-43,315,598.85-9,715,446.70

Finding the Fourth Proportional to 28,884,064.30, 43,315,598.85 and 9,715,446.70

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Solution

The fourth proportional to 28,884,064.30, 43,315,598.85 and 9,715,446.70 is: 14,569,639.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,884,064.30 : 43,315,598.85 = 9,715,446.70 : x
  2. Step 2: Convert to fraction form
    28,884,064.30/43,315,598.85 = 9,715,446.70/x
  3. Step 3: Cross multiply
    28,884,064.30x = 43,315,598.85 × 9,715,446.70
  4. Step 4: Simplify right side
    28,884,064.30x = 420,830,391,905,756.25
  5. Step 5: Solve for x
    x = 420,830,391,905,756.25/28,884,064.30
  6. Step 6: Final answer
    x = 14,569,639.08

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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.