Home / 7,572,877.13-10,521,118.97-7,482,075.45

Finding the Fourth Proportional to 7,572,877.13, 10,521,118.97 and 7,482,075.45

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Solution

The fourth proportional to 7,572,877.13, 10,521,118.97 and 7,482,075.45 is: 10,394,966.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,572,877.13 : 10,521,118.97 = 7,482,075.45 : x
  2. Step 2: Convert to fraction form
    7,572,877.13/10,521,118.97 = 7,482,075.45/x
  3. Step 3: Cross multiply
    7,572,877.13x = 10,521,118.97 × 7,482,075.45
  4. Step 4: Simplify right side
    7,572,877.13x = 78,719,805,914,555.91
  5. Step 5: Solve for x
    x = 78,719,805,914,555.91/7,572,877.13
  6. Step 6: Final answer
    x = 10,394,966.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.