Home / 10,017,868.52-13,824,663.04-5,666,862.39

Finding the Fourth Proportional to 10,017,868.52, 13,824,663.04 and 5,666,862.39

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Solution

The fourth proportional to 10,017,868.52, 13,824,663.04 and 5,666,862.39 is: 7,820,272.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,017,868.52 : 13,824,663.04 = 5,666,862.39 : x
  2. Step 2: Convert to fraction form
    10,017,868.52/13,824,663.04 = 5,666,862.39/x
  3. Step 3: Cross multiply
    10,017,868.52x = 13,824,663.04 × 5,666,862.39
  4. Step 4: Simplify right side
    10,017,868.52x = 78,342,463,035,799.06
  5. Step 5: Solve for x
    x = 78,342,463,035,799.06/10,017,868.52
  6. Step 6: Final answer
    x = 7,820,272.63

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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.