Home / 25,654,048.20-38,427,417.90-12,018,832.20

Finding the Fourth Proportional to 25,654,048.20, 38,427,417.90 and 12,018,832.20

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Solution

The fourth proportional to 25,654,048.20, 38,427,417.90 and 12,018,832.20 is: 18,003,111.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,654,048.20 : 38,427,417.90 = 12,018,832.20 : x
  2. Step 2: Convert to fraction form
    25,654,048.20/38,427,417.90 = 12,018,832.20/x
  3. Step 3: Cross multiply
    25,654,048.20x = 38,427,417.90 × 12,018,832.20
  4. Step 4: Simplify right side
    25,654,048.20x = 461,852,687,619,376.31
  5. Step 5: Solve for x
    x = 461,852,687,619,376.31/25,654,048.20
  6. Step 6: Final answer
    x = 18,003,111.40

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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.