Home / 28,514,563.20-42,771,844.80-26,834,947.20

Finding the Fourth Proportional to 28,514,563.20, 42,771,844.80 and 26,834,947.20

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Solution

The fourth proportional to 28,514,563.20, 42,771,844.80 and 26,834,947.20 is: 40,252,420.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,514,563.20 : 42,771,844.80 = 26,834,947.20 : x
  2. Step 2: Convert to fraction form
    28,514,563.20/42,771,844.80 = 26,834,947.20/x
  3. Step 3: Cross multiply
    28,514,563.20x = 42,771,844.80 × 26,834,947.20
  4. Step 4: Simplify right side
    28,514,563.20x = 1,147,780,196,854,594.50
  5. Step 5: Solve for x
    x = 1,147,780,196,854,594.50/28,514,563.20
  6. Step 6: Final answer
    x = 40,252,420.80

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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.