Home / 7,309,017.90-10,959,742.26-3,896,387.90

Finding the Fourth Proportional to 7,309,017.90, 10,959,742.26 and 3,896,387.90

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Solution

The fourth proportional to 7,309,017.90, 10,959,742.26 and 3,896,387.90 is: 5,842,564.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,309,017.90 : 10,959,742.26 = 3,896,387.90 : x
  2. Step 2: Convert to fraction form
    7,309,017.90/10,959,742.26 = 3,896,387.90/x
  3. Step 3: Cross multiply
    7,309,017.90x = 10,959,742.26 × 3,896,387.90
  4. Step 4: Simplify right side
    7,309,017.90x = 42,703,407,176,931.52
  5. Step 5: Solve for x
    x = 42,703,407,176,931.52/7,309,017.90
  6. Step 6: Final answer
    x = 5,842,564.32

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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.