Home / 47,549,968.10-71,275,176.21-19,899,728.60

Finding the Fourth Proportional to 47,549,968.10, 71,275,176.21 and 19,899,728.60

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Solution

The fourth proportional to 47,549,968.10, 71,275,176.21 and 19,899,728.60 is: 29,828,761.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,549,968.10 : 71,275,176.21 = 19,899,728.60 : x
  2. Step 2: Convert to fraction form
    47,549,968.10/71,275,176.21 = 19,899,728.60/x
  3. Step 3: Cross multiply
    47,549,968.10x = 71,275,176.21 × 19,899,728.60
  4. Step 4: Simplify right side
    47,549,968.10x = 1,418,356,662,496,176.50
  5. Step 5: Solve for x
    x = 1,418,356,662,496,176.50/47,549,968.10
  6. Step 6: Final answer
    x = 29,828,761.60

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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.