Home / 37,139,470.29-55,705,903.07-12,877,854.57

Finding the Fourth Proportional to 37,139,470.29, 55,705,903.07 and 12,877,854.57

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Solution

The fourth proportional to 37,139,470.29, 55,705,903.07 and 12,877,854.57 is: 19,315,636.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,139,470.29 : 55,705,903.07 = 12,877,854.57 : x
  2. Step 2: Convert to fraction form
    37,139,470.29/55,705,903.07 = 12,877,854.57/x
  3. Step 3: Cross multiply
    37,139,470.29x = 55,705,903.07 × 12,877,854.57
  4. Step 4: Simplify right side
    37,139,470.29x = 717,372,518,361,587.25
  5. Step 5: Solve for x
    x = 717,372,518,361,587.25/37,139,470.29
  6. Step 6: Final answer
    x = 19,315,636.78

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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.