Home / 37,786,686.40-56,680,029.60-12,230,279.20

Finding the Fourth Proportional to 37,786,686.40, 56,680,029.60 and 12,230,279.20

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Solution

The fourth proportional to 37,786,686.40, 56,680,029.60 and 12,230,279.20 is: 18,345,418.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,786,686.40 : 56,680,029.60 = 12,230,279.20 : x
  2. Step 2: Convert to fraction form
    37,786,686.40/56,680,029.60 = 12,230,279.20/x
  3. Step 3: Cross multiply
    37,786,686.40x = 56,680,029.60 × 12,230,279.20
  4. Step 4: Simplify right side
    37,786,686.40x = 693,212,587,072,264.25
  5. Step 5: Solve for x
    x = 693,212,587,072,264.25/37,786,686.40
  6. Step 6: Final answer
    x = 18,345,418.80

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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.