Home / 52,130,340.30-78,195,510.45-18,040,356.30

Finding the Fourth Proportional to 52,130,340.30, 78,195,510.45 and 18,040,356.30

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Solution

The fourth proportional to 52,130,340.30, 78,195,510.45 and 18,040,356.30 is: 27,060,534.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,130,340.30 : 78,195,510.45 = 18,040,356.30 : x
  2. Step 2: Convert to fraction form
    52,130,340.30/78,195,510.45 = 18,040,356.30/x
  3. Step 3: Cross multiply
    52,130,340.30x = 78,195,510.45 × 18,040,356.30
  4. Step 4: Simplify right side
    52,130,340.30x = 1,410,674,869,578,373.50
  5. Step 5: Solve for x
    x = 1,410,674,869,578,373.50/52,130,340.30
  6. Step 6: Final answer
    x = 27,060,534.45

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Similar ratio
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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.