Home / 42,471,345.20-63,666,656.10-27,075,426.53

Finding the Fourth Proportional to 42,471,345.20, 63,666,656.10 and 27,075,426.53

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Solution

The fourth proportional to 42,471,345.20, 63,666,656.10 and 27,075,426.53 is: 40,587,409.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,471,345.20 : 63,666,656.10 = 27,075,426.53 : x
  2. Step 2: Convert to fraction form
    42,471,345.20/63,666,656.10 = 27,075,426.53/x
  3. Step 3: Cross multiply
    42,471,345.20x = 63,666,656.10 × 27,075,426.53
  4. Step 4: Simplify right side
    42,471,345.20x = 1,723,801,869,327,993
  5. Step 5: Solve for x
    x = 1,723,801,869,327,993/42,471,345.20
  6. Step 6: Final answer
    x = 40,587,409.26

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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.