Home / 12,459,942.24-17,191,470.96-7,300,531.68

Finding the Fourth Proportional to 12,459,942.24, 17,191,470.96 and 7,300,531.68

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Solution

The fourth proportional to 12,459,942.24, 17,191,470.96 and 7,300,531.68 is: 10,072,829.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,459,942.24 : 17,191,470.96 = 7,300,531.68 : x
  2. Step 2: Convert to fraction form
    12,459,942.24/17,191,470.96 = 7,300,531.68/x
  3. Step 3: Cross multiply
    12,459,942.24x = 17,191,470.96 × 7,300,531.68
  4. Step 4: Simplify right side
    12,459,942.24x = 125,506,878,369,280.02
  5. Step 5: Solve for x
    x = 125,506,878,369,280.02/12,459,942.24
  6. Step 6: Final answer
    x = 10,072,829.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.