Home / 12,960,065.40-19,440,098.10-10,440,641.40

Finding the Fourth Proportional to 12,960,065.40, 19,440,098.10 and 10,440,641.40

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Solution

The fourth proportional to 12,960,065.40, 19,440,098.10 and 10,440,641.40 is: 15,660,962.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,960,065.40 : 19,440,098.10 = 10,440,641.40 : x
  2. Step 2: Convert to fraction form
    12,960,065.40/19,440,098.10 = 10,440,641.40/x
  3. Step 3: Cross multiply
    12,960,065.40x = 19,440,098.10 × 10,440,641.40
  4. Step 4: Simplify right side
    12,960,065.40x = 202,967,093,042,921.38
  5. Step 5: Solve for x
    x = 202,967,093,042,921.38/12,960,065.40
  6. Step 6: Final answer
    x = 15,660,962.10

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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.