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Finding the Fourth Proportional to 16,574,473.60, 24,861,710.40 and 15,139,582.90

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Solution

The fourth proportional to 16,574,473.60, 24,861,710.40 and 15,139,582.90 is: 22,709,374.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,574,473.60 : 24,861,710.40 = 15,139,582.90 : x
  2. Step 2: Convert to fraction form
    16,574,473.60/24,861,710.40 = 15,139,582.90/x
  3. Step 3: Cross multiply
    16,574,473.60x = 24,861,710.40 × 15,139,582.90
  4. Step 4: Simplify right side
    16,574,473.60x = 376,395,925,636,592.12
  5. Step 5: Solve for x
    x = 376,395,925,636,592.12/16,574,473.60
  6. Step 6: Final answer
    x = 22,709,374.35

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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.