Home / 42,041,371.20-58,017,011.60-23,455,405.40

Finding the Fourth Proportional to 42,041,371.20, 58,017,011.60 and 23,455,405.40

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Solution

The fourth proportional to 42,041,371.20, 58,017,011.60 and 23,455,405.40 is: 32,368,414.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,041,371.20 : 58,017,011.60 = 23,455,405.40 : x
  2. Step 2: Convert to fraction form
    42,041,371.20/58,017,011.60 = 23,455,405.40/x
  3. Step 3: Cross multiply
    42,041,371.20x = 58,017,011.60 × 23,455,405.40
  4. Step 4: Simplify right side
    42,041,371.20x = 1,360,812,527,174,502.50
  5. Step 5: Solve for x
    x = 1,360,812,527,174,502.50/42,041,371.20
  6. Step 6: Final answer
    x = 32,368,414.45

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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.