Home / 28,815,124.11-43,225,713.18-9,385,864.10

Finding the Fourth Proportional to 28,815,124.11, 43,225,713.18 and 9,385,864.10

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Solution

The fourth proportional to 28,815,124.11, 43,225,713.18 and 9,385,864.10 is: 14,079,782.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,815,124.11 : 43,225,713.18 = 9,385,864.10 : x
  2. Step 2: Convert to fraction form
    28,815,124.11/43,225,713.18 = 9,385,864.10/x
  3. Step 3: Cross multiply
    28,815,124.11x = 43,225,713.18 × 9,385,864.10
  4. Step 4: Simplify right side
    28,815,124.11x = 405,710,669,595,272
  5. Step 5: Solve for x
    x = 405,710,669,595,272/28,815,124.11
  6. Step 6: Final answer
    x = 14,079,782.13

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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.