Home / 12,468,058.60-18,697,422.30-4,377,908.20

Finding the Fourth Proportional to 12,468,058.60, 18,697,422.30 and 4,377,908.20

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Solution

The fourth proportional to 12,468,058.60, 18,697,422.30 and 4,377,908.20 is: 6,565,224.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,468,058.60 : 18,697,422.30 = 4,377,908.20 : x
  2. Step 2: Convert to fraction form
    12,468,058.60/18,697,422.30 = 4,377,908.20/x
  3. Step 3: Cross multiply
    12,468,058.60x = 18,697,422.30 × 4,377,908.20
  4. Step 4: Simplify right side
    12,468,058.60x = 81,855,598,406,032.86
  5. Step 5: Solve for x
    x = 81,855,598,406,032.86/12,468,058.60
  6. Step 6: Final answer
    x = 6,565,224.07

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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.