Home / 12,003,522.91-18,007,332.05-4,430,528.35

Finding the Fourth Proportional to 12,003,522.91, 18,007,332.05 and 4,430,528.35

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Solution

The fourth proportional to 12,003,522.91, 18,007,332.05 and 4,430,528.35 is: 6,646,548.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,003,522.91 : 18,007,332.05 = 4,430,528.35 : x
  2. Step 2: Convert to fraction form
    12,003,522.91/18,007,332.05 = 4,430,528.35/x
  3. Step 3: Cross multiply
    12,003,522.91x = 18,007,332.05 × 4,430,528.35
  4. Step 4: Simplify right side
    12,003,522.91x = 79,781,995,155,388.61
  5. Step 5: Solve for x
    x = 79,781,995,155,388.61/12,003,522.91
  6. Step 6: Final answer
    x = 6,646,548.33

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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.