Home / 54,249,032.72-81,374,180.88-15,911,311.52

Finding the Fourth Proportional to 54,249,032.72, 81,374,180.88 and 15,911,311.52

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Solution

The fourth proportional to 54,249,032.72, 81,374,180.88 and 15,911,311.52 is: 23,867,152.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,249,032.72 : 81,374,180.88 = 15,911,311.52 : x
  2. Step 2: Convert to fraction form
    54,249,032.72/81,374,180.88 = 15,911,311.52/x
  3. Step 3: Cross multiply
    54,249,032.72x = 81,374,180.88 × 15,911,311.52
  4. Step 4: Simplify right side
    54,249,032.72x = 1,294,769,941,666,507.75
  5. Step 5: Solve for x
    x = 1,294,769,941,666,507.75/54,249,032.72
  6. Step 6: Final answer
    x = 23,867,152.59

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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.