Home / 10,388,869.74-14,336,365.23-5,805,228.78

Finding the Fourth Proportional to 10,388,869.74, 14,336,365.23 and 5,805,228.78

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Solution

The fourth proportional to 10,388,869.74, 14,336,365.23 and 5,805,228.78 is: 8,011,062.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,388,869.74 : 14,336,365.23 = 5,805,228.78 : x
  2. Step 2: Convert to fraction form
    10,388,869.74/14,336,365.23 = 5,805,228.78/x
  3. Step 3: Cross multiply
    10,388,869.74x = 14,336,365.23 × 5,805,228.78
  4. Step 4: Simplify right side
    10,388,869.74x = 83,225,880,033,787.33
  5. Step 5: Solve for x
    x = 83,225,880,033,787.33/10,388,869.74
  6. Step 6: Final answer
    x = 8,011,062.04

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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.