Home / 6,865,743.60-10,298,615.40-1,817,564.40

Finding the Fourth Proportional to 6,865,743.60, 10,298,615.40 and 1,817,564.40

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Solution

The fourth proportional to 6,865,743.60, 10,298,615.40 and 1,817,564.40 is: 2,726,346.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,865,743.60 : 10,298,615.40 = 1,817,564.40 : x
  2. Step 2: Convert to fraction form
    6,865,743.60/10,298,615.40 = 1,817,564.40/x
  3. Step 3: Cross multiply
    6,865,743.60x = 10,298,615.40 × 1,817,564.40
  4. Step 4: Simplify right side
    6,865,743.60x = 18,718,396,720,331.76
  5. Step 5: Solve for x
    x = 18,718,396,720,331.76/6,865,743.60
  6. Step 6: Final answer
    x = 2,726,346.60

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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.