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Finding the Fourth Proportional to 16,596,410.60, 24,894,615.90 and 5,238,007.40

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Solution

The fourth proportional to 16,596,410.60, 24,894,615.90 and 5,238,007.40 is: 7,857,011.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,596,410.60 : 24,894,615.90 = 5,238,007.40 : x
  2. Step 2: Convert to fraction form
    16,596,410.60/24,894,615.90 = 5,238,007.40/x
  3. Step 3: Cross multiply
    16,596,410.60x = 24,894,615.90 × 5,238,007.40
  4. Step 4: Simplify right side
    16,596,410.60x = 130,398,182,304,357.66
  5. Step 5: Solve for x
    x = 130,398,182,304,357.66/16,596,410.60
  6. Step 6: Final answer
    x = 7,857,011.10

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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.