Home / 12,868,750.90-19,306,393.67-5,957,213.07

Finding the Fourth Proportional to 12,868,750.90, 19,306,393.67 and 5,957,213.07

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Solution

The fourth proportional to 12,868,750.90, 19,306,393.67 and 5,957,213.07 is: 8,937,332.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,868,750.90 : 19,306,393.67 = 5,957,213.07 : x
  2. Step 2: Convert to fraction form
    12,868,750.90/19,306,393.67 = 5,957,213.07/x
  3. Step 3: Cross multiply
    12,868,750.90x = 19,306,393.67 × 5,957,213.07
  4. Step 4: Simplify right side
    12,868,750.90x = 115,012,300,792,781.28
  5. Step 5: Solve for x
    x = 115,012,300,792,781.28/12,868,750.90
  6. Step 6: Final answer
    x = 8,937,332.12

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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.