Home / 21,063,176.10-31,594,764.15-17,882,403.30

Finding the Fourth Proportional to 21,063,176.10, 31,594,764.15 and 17,882,403.30

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Solution

The fourth proportional to 21,063,176.10, 31,594,764.15 and 17,882,403.30 is: 26,823,604.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,063,176.10 : 31,594,764.15 = 17,882,403.30 : x
  2. Step 2: Convert to fraction form
    21,063,176.10/31,594,764.15 = 17,882,403.30/x
  3. Step 3: Cross multiply
    21,063,176.10x = 31,594,764.15 × 17,882,403.30
  4. Step 4: Simplify right side
    21,063,176.10x = 564,990,314,698,681.75
  5. Step 5: Solve for x
    x = 564,990,314,698,681.75/21,063,176.10
  6. Step 6: Final answer
    x = 26,823,604.95

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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.