Home / 10,712,772.40-16,063,253.76-5,582,398.72

Finding the Fourth Proportional to 10,712,772.40, 16,063,253.76 and 5,582,398.72

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Solution

The fourth proportional to 10,712,772.40, 16,063,253.76 and 5,582,398.72 is: 8,370,521.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,712,772.40 : 16,063,253.76 = 5,582,398.72 : x
  2. Step 2: Convert to fraction form
    10,712,772.40/16,063,253.76 = 5,582,398.72/x
  3. Step 3: Cross multiply
    10,712,772.40x = 16,063,253.76 × 5,582,398.72
  4. Step 4: Simplify right side
    10,712,772.40x = 89,671,487,228,859.19
  5. Step 5: Solve for x
    x = 89,671,487,228,859.19/10,712,772.40
  6. Step 6: Final answer
    x = 8,370,521.08

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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.