Home / 14,270,728.14-19,693,617.40-7,744,357.46

Finding the Fourth Proportional to 14,270,728.14, 19,693,617.40 and 7,744,357.46

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Solution

The fourth proportional to 14,270,728.14, 19,693,617.40 and 7,744,357.46 is: 10,687,220.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,270,728.14 : 19,693,617.40 = 7,744,357.46 : x
  2. Step 2: Convert to fraction form
    14,270,728.14/19,693,617.40 = 7,744,357.46/x
  3. Step 3: Cross multiply
    14,270,728.14x = 19,693,617.40 × 7,744,357.46
  4. Step 4: Simplify right side
    14,270,728.14x = 152,514,412,826,075.78
  5. Step 5: Solve for x
    x = 152,514,412,826,075.78/14,270,728.14
  6. Step 6: Final answer
    x = 10,687,220.11

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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.