Home / 8,853,769-13,270,579.31-5,387,864.49

Finding the Fourth Proportional to 8,853,769, 13,270,579.31 and 5,387,864.49

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Solution

The fourth proportional to 8,853,769, 13,270,579.31 and 5,387,864.49 is: 8,075,666.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853,769 : 13,270,579.31 = 5,387,864.49 : x
  2. Step 2: Convert to fraction form
    8,853,769/13,270,579.31 = 5,387,864.49/x
  3. Step 3: Cross multiply
    8,853,769x = 13,270,579.31 × 5,387,864.49
  4. Step 4: Simplify right side
    8,853,769x = 71,500,083,026,077.70
  5. Step 5: Solve for x
    x = 71,500,083,026,077.70/8,853,769
  6. Step 6: Final answer
    x = 8,075,666.20

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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.