Home / 14,290,234.02-19,720,439.28-8,413,283.88

Finding the Fourth Proportional to 14,290,234.02, 19,720,439.28 and 8,413,283.88

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Solution

The fourth proportional to 14,290,234.02, 19,720,439.28 and 8,413,283.88 is: 11,610,282.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,290,234.02 : 19,720,439.28 = 8,413,283.88 : x
  2. Step 2: Convert to fraction form
    14,290,234.02/19,720,439.28 = 8,413,283.88/x
  3. Step 3: Cross multiply
    14,290,234.02x = 19,720,439.28 × 8,413,283.88
  4. Step 4: Simplify right side
    14,290,234.02x = 165,913,653,900,942.84
  5. Step 5: Solve for x
    x = 165,913,653,900,942.84/14,290,234.02
  6. Step 6: Final answer
    x = 11,610,282.50

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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.