Home / 9,712,985.10-14,573,560.05-5,220,012.30

Finding the Fourth Proportional to 9,712,985.10, 14,573,560.05 and 5,220,012.30

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Solution

The fourth proportional to 9,712,985.10, 14,573,560.05 and 5,220,012.30 is: 7,832,212.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,712,985.10 : 14,573,560.05 = 5,220,012.30 : x
  2. Step 2: Convert to fraction form
    9,712,985.10/14,573,560.05 = 5,220,012.30/x
  3. Step 3: Cross multiply
    9,712,985.10x = 14,573,560.05 × 5,220,012.30
  4. Step 4: Simplify right side
    9,712,985.10x = 76,074,162,715,788.61
  5. Step 5: Solve for x
    x = 76,074,162,715,788.61/9,712,985.10
  6. Step 6: Final answer
    x = 7,832,212.44

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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.