Home / 12,941,810.28-17,866,170-8,048,608.74

Finding the Fourth Proportional to 12,941,810.28, 17,866,170 and 8,048,608.74

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Solution

The fourth proportional to 12,941,810.28, 17,866,170 and 8,048,608.74 is: 11,111,104.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,941,810.28 : 17,866,170 = 8,048,608.74 : x
  2. Step 2: Convert to fraction form
    12,941,810.28/17,866,170 = 8,048,608.74/x
  3. Step 3: Cross multiply
    12,941,810.28x = 17,866,170 × 8,048,608.74
  4. Step 4: Simplify right side
    12,941,810.28x = 143,797,812,012,325.81
  5. Step 5: Solve for x
    x = 143,797,812,012,325.81/12,941,810.28
  6. Step 6: Final answer
    x = 11,111,104.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.