Home / 39,153,426.12-54,030,225.96-21,750,865.56

Finding the Fourth Proportional to 39,153,426.12, 54,030,225.96 and 21,750,865.56

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Solution

The fourth proportional to 39,153,426.12, 54,030,225.96 and 21,750,865.56 is: 30,015,360.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,153,426.12 : 54,030,225.96 = 21,750,865.56 : x
  2. Step 2: Convert to fraction form
    39,153,426.12/54,030,225.96 = 21,750,865.56/x
  3. Step 3: Cross multiply
    39,153,426.12x = 54,030,225.96 × 21,750,865.56
  4. Step 4: Simplify right side
    39,153,426.12x = 1,175,204,181,032,382
  5. Step 5: Solve for x
    x = 1,175,204,181,032,382/39,153,426.12
  6. Step 6: Final answer
    x = 30,015,360.02

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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.