Home / 12,296,712.60-18,445,068.90-3,777,472.80

Finding the Fourth Proportional to 12,296,712.60, 18,445,068.90 and 3,777,472.80

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Solution

The fourth proportional to 12,296,712.60, 18,445,068.90 and 3,777,472.80 is: 5,666,209.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,296,712.60 : 18,445,068.90 = 3,777,472.80 : x
  2. Step 2: Convert to fraction form
    12,296,712.60/18,445,068.90 = 3,777,472.80/x
  3. Step 3: Cross multiply
    12,296,712.60x = 18,445,068.90 × 3,777,472.80
  4. Step 4: Simplify right side
    12,296,712.60x = 69,675,746,063,875.91
  5. Step 5: Solve for x
    x = 69,675,746,063,875.91/12,296,712.60
  6. Step 6: Final answer
    x = 5,666,209.20

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1.5x scale

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.