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Finding the Fourth Proportional to 17,828,124.16, 24,602,810.88 and 9,679,362.88

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Solution

The fourth proportional to 17,828,124.16, 24,602,810.88 and 9,679,362.88 is: 13,357,520.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,828,124.16 : 24,602,810.88 = 9,679,362.88 : x
  2. Step 2: Convert to fraction form
    17,828,124.16/24,602,810.88 = 9,679,362.88/x
  3. Step 3: Cross multiply
    17,828,124.16x = 24,602,810.88 × 9,679,362.88
  4. Step 4: Simplify right side
    17,828,124.16x = 238,139,534,375,532.16
  5. Step 5: Solve for x
    x = 238,139,534,375,532.16/17,828,124.16
  6. Step 6: Final answer
    x = 13,357,520.52

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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.