Home / 15,646,922.88-23,470,134.81-4,287,371.52

Finding the Fourth Proportional to 15,646,922.88, 23,470,134.81 and 4,287,371.52

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Solution

The fourth proportional to 15,646,922.88, 23,470,134.81 and 4,287,371.52 is: 6,430,988.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,646,922.88 : 23,470,134.81 = 4,287,371.52 : x
  2. Step 2: Convert to fraction form
    15,646,922.88/23,470,134.81 = 4,287,371.52/x
  3. Step 3: Cross multiply
    15,646,922.88x = 23,470,134.81 × 4,287,371.52
  4. Step 4: Simplify right side
    15,646,922.88x = 100,625,187,554,954.59
  5. Step 5: Solve for x
    x = 100,625,187,554,954.59/15,646,922.88
  6. Step 6: Final answer
    x = 6,430,988.91

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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.