Home / 6,688,045.28-9,230,071.72-3,787,952.06

Finding the Fourth Proportional to 6,688,045.28, 9,230,071.72 and 3,787,952.06

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Solution

The fourth proportional to 6,688,045.28, 9,230,071.72 and 3,787,952.06 is: 5,227,696.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688,045.28 : 9,230,071.72 = 3,787,952.06 : x
  2. Step 2: Convert to fraction form
    6,688,045.28/9,230,071.72 = 3,787,952.06/x
  3. Step 3: Cross multiply
    6,688,045.28x = 9,230,071.72 × 3,787,952.06
  4. Step 4: Simplify right side
    6,688,045.28x = 34,963,069,185,721.75
  5. Step 5: Solve for x
    x = 34,963,069,185,721.75/6,688,045.28
  6. Step 6: Final answer
    x = 5,227,696.24

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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.