Home / 24,571,947.40-36,857,921.10-12,478,712.20

Finding the Fourth Proportional to 24,571,947.40, 36,857,921.10 and 12,478,712.20

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Solution

The fourth proportional to 24,571,947.40, 36,857,921.10 and 12,478,712.20 is: 18,718,068.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,571,947.40 : 36,857,921.10 = 12,478,712.20 : x
  2. Step 2: Convert to fraction form
    24,571,947.40/36,857,921.10 = 12,478,712.20/x
  3. Step 3: Cross multiply
    24,571,947.40x = 36,857,921.10 × 12,478,712.20
  4. Step 4: Simplify right side
    24,571,947.40x = 459,939,389,697,207.44
  5. Step 5: Solve for x
    x = 459,939,389,697,207.44/24,571,947.40
  6. Step 6: Final answer
    x = 18,718,068.30

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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.