Home / 6,670,988.17-9,206,950.89-4,223,826.28

Finding the Fourth Proportional to 6,670,988.17, 9,206,950.89 and 4,223,826.28

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Solution

The fourth proportional to 6,670,988.17, 9,206,950.89 and 4,223,826.28 is: 5,829,505.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,670,988.17 : 9,206,950.89 = 4,223,826.28 : x
  2. Step 2: Convert to fraction form
    6,670,988.17/9,206,950.89 = 4,223,826.28/x
  3. Step 3: Cross multiply
    6,670,988.17x = 9,206,950.89 × 4,223,826.28
  4. Step 4: Simplify right side
    6,670,988.17x = 38,888,561,127,851.39
  5. Step 5: Solve for x
    x = 38,888,561,127,851.39/6,670,988.17
  6. Step 6: Final answer
    x = 5,829,505.34

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Double scale
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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.