Home / 7,326,013.60-10,989,020.40-3,742,832.80

Finding the Fourth Proportional to 7,326,013.60, 10,989,020.40 and 3,742,832.80

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Solution

The fourth proportional to 7,326,013.60, 10,989,020.40 and 3,742,832.80 is: 5,614,249.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,326,013.60 : 10,989,020.40 = 3,742,832.80 : x
  2. Step 2: Convert to fraction form
    7,326,013.60/10,989,020.40 = 3,742,832.80/x
  3. Step 3: Cross multiply
    7,326,013.60x = 10,989,020.40 × 3,742,832.80
  4. Step 4: Simplify right side
    7,326,013.60x = 41,130,065,992,989.12
  5. Step 5: Solve for x
    x = 41,130,065,992,989.12/7,326,013.60
  6. Step 6: Final answer
    x = 5,614,249.20

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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.