Home / 6,670,977.95-9,205,957.45-3,615,192.20

Finding the Fourth Proportional to 6,670,977.95, 9,205,957.45 and 3,615,192.20

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Solution

The fourth proportional to 6,670,977.95, 9,205,957.45 and 3,615,192.20 is: 4,988,969.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,670,977.95 : 9,205,957.45 = 3,615,192.20 : x
  2. Step 2: Convert to fraction form
    6,670,977.95/9,205,957.45 = 3,615,192.20/x
  3. Step 3: Cross multiply
    6,670,977.95x = 9,205,957.45 × 3,615,192.20
  4. Step 4: Simplify right side
    6,670,977.95x = 33,281,305,566,771.89
  5. Step 5: Solve for x
    x = 33,281,305,566,771.89/6,670,977.95
  6. Step 6: Final answer
    x = 4,988,969.51

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1.5x scale

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.