Home / 11,830,643.10-17,752,963.05-8,627,708.70

Finding the Fourth Proportional to 11,830,643.10, 17,752,963.05 and 8,627,708.70

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Solution

The fourth proportional to 11,830,643.10, 17,752,963.05 and 8,627,708.70 is: 12,946,666.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,830,643.10 : 17,752,963.05 = 8,627,708.70 : x
  2. Step 2: Convert to fraction form
    11,830,643.10/17,752,963.05 = 8,627,708.70/x
  3. Step 3: Cross multiply
    11,830,643.10x = 17,752,963.05 × 8,627,708.70
  4. Step 4: Simplify right side
    11,830,643.10x = 153,167,393,757,263.53
  5. Step 5: Solve for x
    x = 153,167,393,757,263.53/11,830,643.10
  6. Step 6: Final answer
    x = 12,946,666.76

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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.