Home / 18,815,827.59-28,223,746.25-5,352,655.59

Finding the Fourth Proportional to 18,815,827.59, 28,223,746.25 and 5,352,655.59

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Solution

The fourth proportional to 18,815,827.59, 28,223,746.25 and 5,352,655.59 is: 8,028,984.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,815,827.59 : 28,223,746.25 = 5,352,655.59 : x
  2. Step 2: Convert to fraction form
    18,815,827.59/28,223,746.25 = 5,352,655.59/x
  3. Step 3: Cross multiply
    18,815,827.59x = 28,223,746.25 × 5,352,655.59
  4. Step 4: Simplify right side
    18,815,827.59x = 151,071,993,109,040.75
  5. Step 5: Solve for x
    x = 151,071,993,109,040.75/18,815,827.59
  6. Step 6: Final answer
    x = 8,028,984.77

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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.