Home / 25,364,513.28-38,053,630.08-18,087,164.16

Finding the Fourth Proportional to 25,364,513.28, 38,053,630.08 and 18,087,164.16

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Solution

The fourth proportional to 25,364,513.28, 38,053,630.08 and 18,087,164.16 is: 27,135,638.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,364,513.28 : 38,053,630.08 = 18,087,164.16 : x
  2. Step 2: Convert to fraction form
    25,364,513.28/38,053,630.08 = 18,087,164.16/x
  3. Step 3: Cross multiply
    25,364,513.28x = 38,053,630.08 × 18,087,164.16
  4. Step 4: Simplify right side
    25,364,513.28x = 688,282,254,140,873.88
  5. Step 5: Solve for x
    x = 688,282,254,140,873.88/25,364,513.28
  6. Step 6: Final answer
    x = 27,135,638.15

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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.