Home / 12,084,032.10-18,126,048.15-7,306,457.70

Finding the Fourth Proportional to 12,084,032.10, 18,126,048.15 and 7,306,457.70

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Solution

The fourth proportional to 12,084,032.10, 18,126,048.15 and 7,306,457.70 is: 10,959,686.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,084,032.10 : 18,126,048.15 = 7,306,457.70 : x
  2. Step 2: Convert to fraction form
    12,084,032.10/18,126,048.15 = 7,306,457.70/x
  3. Step 3: Cross multiply
    12,084,032.10x = 18,126,048.15 × 7,306,457.70
  4. Step 4: Simplify right side
    12,084,032.10x = 132,437,204,076,138.25
  5. Step 5: Solve for x
    x = 132,437,204,076,138.25/12,084,032.10
  6. Step 6: Final answer
    x = 10,959,686.55

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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.