Home / 6,688,041.70-9,230,066.75-3,787,948.48

Finding the Fourth Proportional to 6,688,041.70, 9,230,066.75 and 3,787,948.48

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Solution

The fourth proportional to 6,688,041.70, 9,230,066.75 and 3,787,948.48 is: 5,227,691.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688,041.70 : 9,230,066.75 = 3,787,948.48 : x
  2. Step 2: Convert to fraction form
    6,688,041.70/9,230,066.75 = 3,787,948.48/x
  3. Step 3: Cross multiply
    6,688,041.70x = 9,230,066.75 × 3,787,948.48
  4. Step 4: Simplify right side
    6,688,041.70x = 34,963,017,315,961.04
  5. Step 5: Solve for x
    x = 34,963,017,315,961.04/6,688,041.70
  6. Step 6: Final answer
    x = 5,227,691.29

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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.