Home / 28,976,342.40-43,448,767.20-9,797,227.20

Finding the Fourth Proportional to 28,976,342.40, 43,448,767.20 and 9,797,227.20

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Solution

The fourth proportional to 28,976,342.40, 43,448,767.20 and 9,797,227.20 is: 14,690,516.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,976,342.40 : 43,448,767.20 = 9,797,227.20 : x
  2. Step 2: Convert to fraction form
    28,976,342.40/43,448,767.20 = 9,797,227.20/x
  3. Step 3: Cross multiply
    28,976,342.40x = 43,448,767.20 × 9,797,227.20
  4. Step 4: Simplify right side
    28,976,342.40x = 425,677,443,818,307.81
  5. Step 5: Solve for x
    x = 425,677,443,818,307.81/28,976,342.40
  6. Step 6: Final answer
    x = 14,690,516.77

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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.