Home / 8,282,572.76-11,428,193.40-5,225,015

Finding the Fourth Proportional to 8,282,572.76, 11,428,193.40 and 5,225,015

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Solution

The fourth proportional to 8,282,572.76, 11,428,193.40 and 5,225,015 is: 7,209,412.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,282,572.76 : 11,428,193.40 = 5,225,015 : x
  2. Step 2: Convert to fraction form
    8,282,572.76/11,428,193.40 = 5,225,015/x
  3. Step 3: Cross multiply
    8,282,572.76x = 11,428,193.40 × 5,225,015
  4. Step 4: Simplify right side
    8,282,572.76x = 59,712,481,937,901
  5. Step 5: Solve for x
    x = 59,712,481,937,901/8,282,572.76
  6. Step 6: Final answer
    x = 7,209,412.30

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Double scale
Find fourth proportional to 8,282,573.76, 11,428,194.78 and 5,225,016
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.