Home / 22,164,341.90-30,597,158.63-12,870,101.57

Finding the Fourth Proportional to 22,164,341.90, 30,597,158.63 and 12,870,101.57

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Solution

The fourth proportional to 22,164,341.90, 30,597,158.63 and 12,870,101.57 is: 17,766,759.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,164,341.90 : 30,597,158.63 = 12,870,101.57 : x
  2. Step 2: Convert to fraction form
    22,164,341.90/30,597,158.63 = 12,870,101.57/x
  3. Step 3: Cross multiply
    22,164,341.90x = 30,597,158.63 × 12,870,101.57
  4. Step 4: Simplify right side
    22,164,341.90x = 393,788,539,321,502.06
  5. Step 5: Solve for x
    x = 393,788,539,321,502.06/22,164,341.90
  6. Step 6: Final answer
    x = 17,766,759.83

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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.