Home / 60,632,106.40-90,948,937.20-20,242,590.40

Finding the Fourth Proportional to 60,632,106.40, 90,948,937.20 and 20,242,590.40

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Solution

The fourth proportional to 60,632,106.40, 90,948,937.20 and 20,242,590.40 is: 30,364,145.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,632,106.40 : 90,948,937.20 = 20,242,590.40 : x
  2. Step 2: Convert to fraction form
    60,632,106.40/90,948,937.20 = 20,242,590.40/x
  3. Step 3: Cross multiply
    60,632,106.40x = 90,948,937.20 × 20,242,590.40
  4. Step 4: Simplify right side
    60,632,106.40x = 1,841,042,083,054,922.75
  5. Step 5: Solve for x
    x = 1,841,042,083,054,922.75/60,632,106.40
  6. Step 6: Final answer
    x = 30,364,145.21

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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.