Home / 15,190,415.40-22,785,623.10-9,218,447.40

Finding the Fourth Proportional to 15,190,415.40, 22,785,623.10 and 9,218,447.40

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Solution

The fourth proportional to 15,190,415.40, 22,785,623.10 and 9,218,447.40 is: 13,827,671.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,190,415.40 : 22,785,623.10 = 9,218,447.40 : x
  2. Step 2: Convert to fraction form
    15,190,415.40/22,785,623.10 = 9,218,447.40/x
  3. Step 3: Cross multiply
    15,190,415.40x = 22,785,623.10 × 9,218,447.40
  4. Step 4: Simplify right side
    15,190,415.40x = 210,048,068,023,574.97
  5. Step 5: Solve for x
    x = 210,048,068,023,574.97/15,190,415.40
  6. Step 6: Final answer
    x = 13,827,671.10

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Similar ratio
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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.