Home / 18,193,444.20-25,109,154.81-10,354,862.34

Finding the Fourth Proportional to 18,193,444.20, 25,109,154.81 and 10,354,862.34

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Solution

The fourth proportional to 18,193,444.20, 25,109,154.81 and 10,354,862.34 is: 14,290,963.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,193,444.20 : 25,109,154.81 = 10,354,862.34 : x
  2. Step 2: Convert to fraction form
    18,193,444.20/25,109,154.81 = 10,354,862.34/x
  3. Step 3: Cross multiply
    18,193,444.20x = 25,109,154.81 × 10,354,862.34
  4. Step 4: Simplify right side
    18,193,444.20x = 260,001,841,531,298.84
  5. Step 5: Solve for x
    x = 260,001,841,531,298.84/18,193,444.20
  6. Step 6: Final answer
    x = 14,290,963.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.