Home / 54,569,147.40-81,896,477.76-38,067,095.16

Finding the Fourth Proportional to 54,569,147.40, 81,896,477.76 and 38,067,095.16

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Solution

The fourth proportional to 54,569,147.40, 81,896,477.76 and 38,067,095.16 is: 57,130,469.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,569,147.40 : 81,896,477.76 = 38,067,095.16 : x
  2. Step 2: Convert to fraction form
    54,569,147.40/81,896,477.76 = 38,067,095.16/x
  3. Step 3: Cross multiply
    54,569,147.40x = 81,896,477.76 × 38,067,095.16
  4. Step 4: Simplify right side
    54,569,147.40x = 3,117,561,012,158,743.50
  5. Step 5: Solve for x
    x = 3,117,561,012,158,743.50/54,569,147.40
  6. Step 6: Final answer
    x = 57,130,469.52

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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.