Home / 39,423,416.85-54,403,736.00-22,020,016.05

Finding the Fourth Proportional to 39,423,416.85, 54,403,736.00 and 22,020,016.05

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Solution

The fourth proportional to 39,423,416.85, 54,403,736.00 and 22,020,016.05 is: 30,387,298.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,423,416.85 : 54,403,736.00 = 22,020,016.05 : x
  2. Step 2: Convert to fraction form
    39,423,416.85/54,403,736.00 = 22,020,016.05/x
  3. Step 3: Cross multiply
    39,423,416.85x = 54,403,736.00 × 22,020,016.05
  4. Step 4: Simplify right side
    39,423,416.85x = 1,197,971,139,789,862.75
  5. Step 5: Solve for x
    x = 1,197,971,139,789,862.75/39,423,416.85
  6. Step 6: Final answer
    x = 30,387,298.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.