Home / 21,386,267.40-32,079,401.10-10,048,859.40

Finding the Fourth Proportional to 21,386,267.40, 32,079,401.10 and 10,048,859.40

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Solution

The fourth proportional to 21,386,267.40, 32,079,401.10 and 10,048,859.40 is: 15,073,289.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,386,267.40 : 32,079,401.10 = 10,048,859.40 : x
  2. Step 2: Convert to fraction form
    21,386,267.40/32,079,401.10 = 10,048,859.40/x
  3. Step 3: Cross multiply
    21,386,267.40x = 32,079,401.10 × 10,048,859.40
  4. Step 4: Simplify right side
    21,386,267.40x = 322,361,391,290,105.38
  5. Step 5: Solve for x
    x = 322,361,391,290,105.38/21,386,267.40
  6. Step 6: Final answer
    x = 15,073,289.10

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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.