Home / 56,270,678.49-84,404,443.10-17,934,493.05

Finding the Fourth Proportional to 56,270,678.49, 84,404,443.10 and 17,934,493.05

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Solution

The fourth proportional to 56,270,678.49, 84,404,443.10 and 17,934,493.05 is: 26,901,237.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,270,678.49 : 84,404,443.10 = 17,934,493.05 : x
  2. Step 2: Convert to fraction form
    56,270,678.49/84,404,443.10 = 17,934,493.05/x
  3. Step 3: Cross multiply
    56,270,678.49x = 84,404,443.10 × 17,934,493.05
  4. Step 4: Simplify right side
    56,270,678.49x = 1,513,750,898,076,398
  5. Step 5: Solve for x
    x = 1,513,750,898,076,398/56,270,678.49
  6. Step 6: Final answer
    x = 26,901,237.71

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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.