Home / 7,884,722.60-11,810,495.10-6,557,618.60

Finding the Fourth Proportional to 7,884,722.60, 11,810,495.10 and 6,557,618.60

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Solution

The fourth proportional to 7,884,722.60, 11,810,495.10 and 6,557,618.60 is: 9,822,631.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884,722.60 : 11,810,495.10 = 6,557,618.60 : x
  2. Step 2: Convert to fraction form
    7,884,722.60/11,810,495.10 = 6,557,618.60/x
  3. Step 3: Cross multiply
    7,884,722.60x = 11,810,495.10 × 6,557,618.60
  4. Step 4: Simplify right side
    7,884,722.60x = 77,448,722,342,968.86
  5. Step 5: Solve for x
    x = 77,448,722,342,968.86/7,884,722.60
  6. Step 6: Final answer
    x = 9,822,631.22

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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.