Home / 47,549,925.68-71,275,112.57-19,899,686.18

Finding the Fourth Proportional to 47,549,925.68, 71,275,112.57 and 19,899,686.18

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Solution

The fourth proportional to 47,549,925.68, 71,275,112.57 and 19,899,686.18 is: 29,828,697.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,549,925.68 : 71,275,112.57 = 19,899,686.18 : x
  2. Step 2: Convert to fraction form
    47,549,925.68/71,275,112.57 = 19,899,686.18/x
  3. Step 3: Cross multiply
    47,549,925.68x = 71,275,112.57 × 19,899,686.18
  4. Step 4: Simplify right side
    47,549,925.68x = 1,418,352,372,131,299.25
  5. Step 5: Solve for x
    x = 1,418,352,372,131,299.25/47,549,925.68
  6. Step 6: Final answer
    x = 29,828,697.98

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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.