Home / 29,181,464.08-40,249,535.36-20,481,578.08

Finding the Fourth Proportional to 29,181,464.08, 40,249,535.36 and 20,481,578.08

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Solution

The fourth proportional to 29,181,464.08, 40,249,535.36 and 20,481,578.08 is: 28,249,919.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,181,464.08 : 40,249,535.36 = 20,481,578.08 : x
  2. Step 2: Convert to fraction form
    29,181,464.08/40,249,535.36 = 20,481,578.08/x
  3. Step 3: Cross multiply
    29,181,464.08x = 40,249,535.36 × 20,481,578.08
  4. Step 4: Simplify right side
    29,181,464.08x = 824,374,001,159,560.88
  5. Step 5: Solve for x
    x = 824,374,001,159,560.88/29,181,464.08
  6. Step 6: Final answer
    x = 28,249,919.16

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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.