Home / 60,662,561.60-90,993,842.40-19,721,921.60

Finding the Fourth Proportional to 60,662,561.60, 90,993,842.40 and 19,721,921.60

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Solution

The fourth proportional to 60,662,561.60, 90,993,842.40 and 19,721,921.60 is: 29,582,882.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,662,561.60 : 90,993,842.40 = 19,721,921.60 : x
  2. Step 2: Convert to fraction form
    60,662,561.60/90,993,842.40 = 19,721,921.60/x
  3. Step 3: Cross multiply
    60,662,561.60x = 90,993,842.40 × 19,721,921.60
  4. Step 4: Simplify right side
    60,662,561.60x = 1,794,573,425,895,556
  5. Step 5: Solve for x
    x = 1,794,573,425,895,556/60,662,561.60
  6. Step 6: Final answer
    x = 29,582,882.40

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1.5x scale

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.