Home / 22,011,038.20-30,375,291.77-12,221,501.32

Finding the Fourth Proportional to 22,011,038.20, 30,375,291.77 and 12,221,501.32

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Solution

The fourth proportional to 22,011,038.20, 30,375,291.77 and 12,221,501.32 is: 16,865,704.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,011,038.20 : 30,375,291.77 = 12,221,501.32 : x
  2. Step 2: Convert to fraction form
    22,011,038.20/30,375,291.77 = 12,221,501.32/x
  3. Step 3: Cross multiply
    22,011,038.20x = 30,375,291.77 × 12,221,501.32
  4. Step 4: Simplify right side
    22,011,038.20x = 371,231,668,462,440.12
  5. Step 5: Solve for x
    x = 371,231,668,462,440.12/22,011,038.20
  6. Step 6: Final answer
    x = 16,865,704.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.