Home / 14,344,152.73-19,794,354.40-7,817,642.02

Finding the Fourth Proportional to 14,344,152.73, 19,794,354.40 and 7,817,642.02

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Solution

The fourth proportional to 14,344,152.73, 19,794,354.40 and 7,817,642.02 is: 10,788,031.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,344,152.73 : 19,794,354.40 = 7,817,642.02 : x
  2. Step 2: Convert to fraction form
    14,344,152.73/19,794,354.40 = 7,817,642.02/x
  3. Step 3: Cross multiply
    14,344,152.73x = 19,794,354.40 × 7,817,642.02
  4. Step 4: Simplify right side
    14,344,152.73x = 154,745,176,716,211.88
  5. Step 5: Solve for x
    x = 154,745,176,716,211.88/14,344,152.73
  6. Step 6: Final answer
    x = 10,788,031.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.