Home / 42,083,615.80-63,090,431.70-17,841,158.20

Finding the Fourth Proportional to 42,083,615.80, 63,090,431.70 and 17,841,158.20

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Solution

The fourth proportional to 42,083,615.80, 63,090,431.70 and 17,841,158.20 is: 26,746,902.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,083,615.80 : 63,090,431.70 = 17,841,158.20 : x
  2. Step 2: Convert to fraction form
    42,083,615.80/63,090,431.70 = 17,841,158.20/x
  3. Step 3: Cross multiply
    42,083,615.80x = 63,090,431.70 × 17,841,158.20
  4. Step 4: Simplify right side
    42,083,615.80x = 1,125,606,372,865,995
  5. Step 5: Solve for x
    x = 1,125,606,372,865,995/42,083,615.80
  6. Step 6: Final answer
    x = 26,746,902.60

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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.