Home / 15,726,079.60-23,589,119.40-9,333,041.20

Finding the Fourth Proportional to 15,726,079.60, 23,589,119.40 and 9,333,041.20

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Solution

The fourth proportional to 15,726,079.60, 23,589,119.40 and 9,333,041.20 is: 13,999,561.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,726,079.60 : 23,589,119.40 = 9,333,041.20 : x
  2. Step 2: Convert to fraction form
    15,726,079.60/23,589,119.40 = 9,333,041.20/x
  3. Step 3: Cross multiply
    15,726,079.60x = 23,589,119.40 × 9,333,041.20
  4. Step 4: Simplify right side
    15,726,079.60x = 220,158,223,231,919.25
  5. Step 5: Solve for x
    x = 220,158,223,231,919.25/15,726,079.60
  6. Step 6: Final answer
    x = 13,999,561.80

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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.