Home / 37,433,520.75-51,657,306.93-20,913,769.38

Finding the Fourth Proportional to 37,433,520.75, 51,657,306.93 and 20,913,769.38

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Solution

The fourth proportional to 37,433,520.75, 51,657,306.93 and 20,913,769.38 is: 28,860,470.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,433,520.75 : 51,657,306.93 = 20,913,769.38 : x
  2. Step 2: Convert to fraction form
    37,433,520.75/51,657,306.93 = 20,913,769.38/x
  3. Step 3: Cross multiply
    37,433,520.75x = 51,657,306.93 × 20,913,769.38
  4. Step 4: Simplify right side
    37,433,520.75x = 1,080,349,003,925,895.75
  5. Step 5: Solve for x
    x = 1,080,349,003,925,895.75/37,433,520.75
  6. Step 6: Final answer
    x = 28,860,470.04

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1.5x scale

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.