Home / 13,439,724.60-20,167,460.10-4,920,922.20

Finding the Fourth Proportional to 13,439,724.60, 20,167,460.10 and 4,920,922.20

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Solution

The fourth proportional to 13,439,724.60, 20,167,460.10 and 4,920,922.20 is: 7,384,266.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,439,724.60 : 20,167,460.10 = 4,920,922.20 : x
  2. Step 2: Convert to fraction form
    13,439,724.60/20,167,460.10 = 4,920,922.20/x
  3. Step 3: Cross multiply
    13,439,724.60x = 20,167,460.10 × 4,920,922.20
  4. Step 4: Simplify right side
    13,439,724.60x = 99,242,502,123,704.23
  5. Step 5: Solve for x
    x = 99,242,502,123,704.23/13,439,724.60
  6. Step 6: Final answer
    x = 7,384,266.05

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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.