Home / 40,426,245.60-60,639,368.40-11,673,319.20

Finding the Fourth Proportional to 40,426,245.60, 60,639,368.40 and 11,673,319.20

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Solution

The fourth proportional to 40,426,245.60, 60,639,368.40 and 11,673,319.20 is: 17,509,978.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,426,245.60 : 60,639,368.40 = 11,673,319.20 : x
  2. Step 2: Convert to fraction form
    40,426,245.60/60,639,368.40 = 11,673,319.20/x
  3. Step 3: Cross multiply
    40,426,245.60x = 60,639,368.40 × 11,673,319.20
  4. Step 4: Simplify right side
    40,426,245.60x = 707,862,703,419,593.25
  5. Step 5: Solve for x
    x = 707,862,703,419,593.25/40,426,245.60
  6. Step 6: Final answer
    x = 17,509,978.80

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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.