Home / 7,326,053.60-10,989,080.40-3,742,872.80

Finding the Fourth Proportional to 7,326,053.60, 10,989,080.40 and 3,742,872.80

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Solution

The fourth proportional to 7,326,053.60, 10,989,080.40 and 3,742,872.80 is: 5,614,309.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,326,053.60 : 10,989,080.40 = 3,742,872.80 : x
  2. Step 2: Convert to fraction form
    7,326,053.60/10,989,080.40 = 3,742,872.80/x
  3. Step 3: Cross multiply
    7,326,053.60x = 10,989,080.40 × 3,742,872.80
  4. Step 4: Simplify right side
    7,326,053.60x = 41,130,730,126,173.12
  5. Step 5: Solve for x
    x = 41,130,730,126,173.12/7,326,053.60
  6. Step 6: Final answer
    x = 5,614,309.20

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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.