Home / 7,566,647.80-11,349,971.70-6,869,918.20

Finding the Fourth Proportional to 7,566,647.80, 11,349,971.70 and 6,869,918.20

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Solution

The fourth proportional to 7,566,647.80, 11,349,971.70 and 6,869,918.20 is: 10,304,877.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,566,647.80 : 11,349,971.70 = 6,869,918.20 : x
  2. Step 2: Convert to fraction form
    7,566,647.80/11,349,971.70 = 6,869,918.20/x
  3. Step 3: Cross multiply
    7,566,647.80x = 11,349,971.70 × 6,869,918.20
  4. Step 4: Simplify right side
    7,566,647.80x = 77,973,377,151,314.94
  5. Step 5: Solve for x
    x = 77,973,377,151,314.94/7,566,647.80
  6. Step 6: Final answer
    x = 10,304,877.30

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Double scale
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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.