Home / 10,161,412.47-15,220,526.94-6,880,760.73

Finding the Fourth Proportional to 10,161,412.47, 15,220,526.94 and 6,880,760.73

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Solution

The fourth proportional to 10,161,412.47, 15,220,526.94 and 6,880,760.73 is: 10,306,520.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,161,412.47 : 15,220,526.94 = 6,880,760.73 : x
  2. Step 2: Convert to fraction form
    10,161,412.47/15,220,526.94 = 6,880,760.73/x
  3. Step 3: Cross multiply
    10,161,412.47x = 15,220,526.94 × 6,880,760.73
  4. Step 4: Simplify right side
    10,161,412.47x = 104,728,804,058,659.06
  5. Step 5: Solve for x
    x = 104,728,804,058,659.06/10,161,412.47
  6. Step 6: Final answer
    x = 10,306,520.32

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1.5x scale

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.