Home / 16,442,661.40-24,663,992.10-15,658,840.60

Finding the Fourth Proportional to 16,442,661.40, 24,663,992.10 and 15,658,840.60

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Solution

The fourth proportional to 16,442,661.40, 24,663,992.10 and 15,658,840.60 is: 23,488,260.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,442,661.40 : 24,663,992.10 = 15,658,840.60 : x
  2. Step 2: Convert to fraction form
    16,442,661.40/24,663,992.10 = 15,658,840.60/x
  3. Step 3: Cross multiply
    16,442,661.40x = 24,663,992.10 × 15,658,840.60
  4. Step 4: Simplify right side
    16,442,661.40x = 386,209,520,853,559.25
  5. Step 5: Solve for x
    x = 386,209,520,853,559.25/16,442,661.40
  6. Step 6: Final answer
    x = 23,488,260.90

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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.