Home / 9,357,556.90-14,036,335.35-7,987,620.10

Finding the Fourth Proportional to 9,357,556.90, 14,036,335.35 and 7,987,620.10

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Solution

The fourth proportional to 9,357,556.90, 14,036,335.35 and 7,987,620.10 is: 11,981,430.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,357,556.90 : 14,036,335.35 = 7,987,620.10 : x
  2. Step 2: Convert to fraction form
    9,357,556.90/14,036,335.35 = 7,987,620.10/x
  3. Step 3: Cross multiply
    9,357,556.90x = 14,036,335.35 × 7,987,620.10
  4. Step 4: Simplify right side
    9,357,556.90x = 112,116,914,372,000.53
  5. Step 5: Solve for x
    x = 112,116,914,372,000.53/9,357,556.90
  6. Step 6: Final answer
    x = 11,981,430.15

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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.