Home / 51,957,111.60-77,942,665.80-17,888,900.40

Finding the Fourth Proportional to 51,957,111.60, 77,942,665.80 and 17,888,900.40

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Solution

The fourth proportional to 51,957,111.60, 77,942,665.80 and 17,888,900.40 is: 26,835,760.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,957,111.60 : 77,942,665.80 = 17,888,900.40 : x
  2. Step 2: Convert to fraction form
    51,957,111.60/77,942,665.80 = 17,888,900.40/x
  3. Step 3: Cross multiply
    51,957,111.60x = 77,942,665.80 × 17,888,900.40
  4. Step 4: Simplify right side
    51,957,111.60x = 1,394,308,585,406,686.25
  5. Step 5: Solve for x
    x = 1,394,308,585,406,686.25/51,957,111.60
  6. Step 6: Final answer
    x = 26,835,760.16

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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.