Home / 48,333,856.10-72,437,798.55-19,556,435.30

Finding the Fourth Proportional to 48,333,856.10, 72,437,798.55 and 19,556,435.30

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Solution

The fourth proportional to 48,333,856.10, 72,437,798.55 and 19,556,435.30 is: 29,309,168.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,333,856.10 : 72,437,798.55 = 19,556,435.30 : x
  2. Step 2: Convert to fraction form
    48,333,856.10/72,437,798.55 = 19,556,435.30/x
  3. Step 3: Cross multiply
    48,333,856.10x = 72,437,798.55 × 19,556,435.30
  4. Step 4: Simplify right side
    48,333,856.10x = 1,416,625,120,617,508.75
  5. Step 5: Solve for x
    x = 1,416,625,120,617,508.75/48,333,856.10
  6. Step 6: Final answer
    x = 29,309,168.25

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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.