Home / 6,147,987.80-9,221,981.70-1,887,602.45

Finding the Fourth Proportional to 6,147,987.80, 9,221,981.70 and 1,887,602.45

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Solution

The fourth proportional to 6,147,987.80, 9,221,981.70 and 1,887,602.45 is: 2,831,403.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,147,987.80 : 9,221,981.70 = 1,887,602.45 : x
  2. Step 2: Convert to fraction form
    6,147,987.80/9,221,981.70 = 1,887,602.45/x
  3. Step 3: Cross multiply
    6,147,987.80x = 9,221,981.70 × 1,887,602.45
  4. Step 4: Simplify right side
    6,147,987.80x = 17,407,435,250,775.16
  5. Step 5: Solve for x
    x = 17,407,435,250,775.16/6,147,987.80
  6. Step 6: Final answer
    x = 2,831,403.68

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Similar ratio
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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.