Home / 52,254,143.64-78,382,301.94-19,016,219.16

Finding the Fourth Proportional to 52,254,143.64, 78,382,301.94 and 19,016,219.16

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Solution

The fourth proportional to 52,254,143.64, 78,382,301.94 and 19,016,219.16 is: 28,524,724.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,254,143.64 : 78,382,301.94 = 19,016,219.16 : x
  2. Step 2: Convert to fraction form
    52,254,143.64/78,382,301.94 = 19,016,219.16/x
  3. Step 3: Cross multiply
    52,254,143.64x = 78,382,301.94 × 19,016,219.16
  4. Step 4: Simplify right side
    52,254,143.64x = 1,490,535,031,956,333.25
  5. Step 5: Solve for x
    x = 1,490,535,031,956,333.25/52,254,143.64
  6. Step 6: Final answer
    x = 28,524,724.13

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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.