Home / 6,755,643.60-10,134,130.68-1,963,374.72

Finding the Fourth Proportional to 6,755,643.60, 10,134,130.68 and 1,963,374.72

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Solution

The fourth proportional to 6,755,643.60, 10,134,130.68 and 1,963,374.72 is: 2,945,255.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,755,643.60 : 10,134,130.68 = 1,963,374.72 : x
  2. Step 2: Convert to fraction form
    6,755,643.60/10,134,130.68 = 1,963,374.72/x
  3. Step 3: Cross multiply
    6,755,643.60x = 10,134,130.68 × 1,963,374.72
  4. Step 4: Simplify right side
    6,755,643.60x = 19,897,095,986,288.41
  5. Step 5: Solve for x
    x = 19,897,095,986,288.41/6,755,643.60
  6. Step 6: Final answer
    x = 2,945,255.43

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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.