Home / 47,549,968.60-71,275,176.96-19,899,729.10

Finding the Fourth Proportional to 47,549,968.60, 71,275,176.96 and 19,899,729.10

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Solution

The fourth proportional to 47,549,968.60, 71,275,176.96 and 19,899,729.10 is: 29,828,762.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,549,968.60 : 71,275,176.96 = 19,899,729.10 : x
  2. Step 2: Convert to fraction form
    47,549,968.60/71,275,176.96 = 19,899,729.10/x
  3. Step 3: Cross multiply
    47,549,968.60x = 71,275,176.96 × 19,899,729.10
  4. Step 4: Simplify right side
    47,549,968.60x = 1,418,356,713,058,561.50
  5. Step 5: Solve for x
    x = 1,418,356,713,058,561.50/47,549,968.60
  6. Step 6: Final answer
    x = 29,828,762.35

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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.