Home / 7,325,637.60-10,988,456.40-3,742,456.80

Finding the Fourth Proportional to 7,325,637.60, 10,988,456.40 and 3,742,456.80

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Solution

The fourth proportional to 7,325,637.60, 10,988,456.40 and 3,742,456.80 is: 5,613,685.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,325,637.60 : 10,988,456.40 = 3,742,456.80 : x
  2. Step 2: Convert to fraction form
    7,325,637.60/10,988,456.40 = 3,742,456.80/x
  3. Step 3: Cross multiply
    7,325,637.60x = 10,988,456.40 × 3,742,456.80
  4. Step 4: Simplify right side
    7,325,637.60x = 41,123,823,375,683.52
  5. Step 5: Solve for x
    x = 41,123,823,375,683.52/7,325,637.60
  6. Step 6: Final answer
    x = 5,613,685.20

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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.