Home / 10,223,863.40-14,108,971.10-5,577,752.76

Finding the Fourth Proportional to 10,223,863.40, 14,108,971.10 and 5,577,752.76

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Solution

The fourth proportional to 10,223,863.40, 14,108,971.10 and 5,577,752.76 is: 7,697,320.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,223,863.40 : 14,108,971.10 = 5,577,752.76 : x
  2. Step 2: Convert to fraction form
    10,223,863.40/14,108,971.10 = 5,577,752.76/x
  3. Step 3: Cross multiply
    10,223,863.40x = 14,108,971.10 × 5,577,752.76
  4. Step 4: Simplify right side
    10,223,863.40x = 78,696,352,465,896.47
  5. Step 5: Solve for x
    x = 78,696,352,465,896.47/10,223,863.40
  6. Step 6: Final answer
    x = 7,697,320.42

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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.