Home / 55,358,981.55-83,038,472.33-51,327,903.15

Finding the Fourth Proportional to 55,358,981.55, 83,038,472.33 and 51,327,903.15

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Solution

The fourth proportional to 55,358,981.55, 83,038,472.33 and 51,327,903.15 is: 76,991,854.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,358,981.55 : 83,038,472.33 = 51,327,903.15 : x
  2. Step 2: Convert to fraction form
    55,358,981.55/83,038,472.33 = 51,327,903.15/x
  3. Step 3: Cross multiply
    55,358,981.55x = 83,038,472.33 × 51,327,903.15
  4. Step 4: Simplify right side
    55,358,981.55x = 4,262,190,665,221,555.50
  5. Step 5: Solve for x
    x = 4,262,190,665,221,555.50/55,358,981.55
  6. Step 6: Final answer
    x = 76,991,854.73

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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.