Home / 12,291,041.65-18,443,943.60-5,101,825.90

Finding the Fourth Proportional to 12,291,041.65, 18,443,943.60 and 5,101,825.90

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Solution

The fourth proportional to 12,291,041.65, 18,443,943.60 and 5,101,825.90 is: 7,655,802.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,291,041.65 : 18,443,943.60 = 5,101,825.90 : x
  2. Step 2: Convert to fraction form
    12,291,041.65/18,443,943.60 = 5,101,825.90/x
  3. Step 3: Cross multiply
    12,291,041.65x = 18,443,943.60 × 5,101,825.90
  4. Step 4: Simplify right side
    12,291,041.65x = 94,097,789,156,619.25
  5. Step 5: Solve for x
    x = 94,097,789,156,619.25/12,291,041.65
  6. Step 6: Final answer
    x = 7,655,802.64

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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.