Home / 11,282,430.80-16,934,705.40-5,609,061.20

Finding the Fourth Proportional to 11,282,430.80, 16,934,705.40 and 5,609,061.20

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Solution

The fourth proportional to 11,282,430.80, 16,934,705.40 and 5,609,061.20 is: 8,419,089.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,282,430.80 : 16,934,705.40 = 5,609,061.20 : x
  2. Step 2: Convert to fraction form
    11,282,430.80/16,934,705.40 = 5,609,061.20/x
  3. Step 3: Cross multiply
    11,282,430.80x = 16,934,705.40 × 5,609,061.20
  4. Step 4: Simplify right side
    11,282,430.80x = 94,987,798,992,570.47
  5. Step 5: Solve for x
    x = 94,987,798,992,570.47/11,282,430.80
  6. Step 6: Final answer
    x = 8,419,089.88

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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.