Home / 38,391,472.80-52,980,862.32-22,922,909.28

Finding the Fourth Proportional to 38,391,472.80, 52,980,862.32 and 22,922,909.28

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Solution

The fourth proportional to 38,391,472.80, 52,980,862.32 and 22,922,909.28 is: 31,633,990.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,391,472.80 : 52,980,862.32 = 22,922,909.28 : x
  2. Step 2: Convert to fraction form
    38,391,472.80/52,980,862.32 = 22,922,909.28/x
  3. Step 3: Cross multiply
    38,391,472.80x = 52,980,862.32 × 22,922,909.28
  4. Step 4: Simplify right side
    38,391,472.80x = 1,214,475,500,537,530.50
  5. Step 5: Solve for x
    x = 1,214,475,500,537,530.50/38,391,472.80
  6. Step 6: Final answer
    x = 31,633,990.88

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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.