Home / 28,018,853.40-42,028,280.10-24,239,717.40

Finding the Fourth Proportional to 28,018,853.40, 42,028,280.10 and 24,239,717.40

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Solution

The fourth proportional to 28,018,853.40, 42,028,280.10 and 24,239,717.40 is: 36,359,576.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,018,853.40 : 42,028,280.10 = 24,239,717.40 : x
  2. Step 2: Convert to fraction form
    28,018,853.40/42,028,280.10 = 24,239,717.40/x
  3. Step 3: Cross multiply
    28,018,853.40x = 42,028,280.10 × 24,239,717.40
  4. Step 4: Simplify right side
    28,018,853.40x = 1,018,753,632,432,043.75
  5. Step 5: Solve for x
    x = 1,018,753,632,432,043.75/28,018,853.40
  6. Step 6: Final answer
    x = 36,359,576.10

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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.