Home / 40,825,665.81-61,217,235-19,254,475.62

Finding the Fourth Proportional to 40,825,665.81, 61,217,235 and 19,254,475.62

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Solution

The fourth proportional to 40,825,665.81, 61,217,235 and 19,254,475.62 is: 28,871,684.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,825,665.81 : 61,217,235 = 19,254,475.62 : x
  2. Step 2: Convert to fraction form
    40,825,665.81/61,217,235 = 19,254,475.62/x
  3. Step 3: Cross multiply
    40,825,665.81x = 61,217,235 × 19,254,475.62
  4. Step 4: Simplify right side
    40,825,665.81x = 1,178,705,758,831,310.75
  5. Step 5: Solve for x
    x = 1,178,705,758,831,310.75/40,825,665.81
  6. Step 6: Final answer
    x = 28,871,684.89

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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.