Home / 7,710,708.60-10,640,839.50-4,273,006.68

Finding the Fourth Proportional to 7,710,708.60, 10,640,839.50 and 4,273,006.68

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Solution

The fourth proportional to 7,710,708.60, 10,640,839.50 and 4,273,006.68 is: 5,896,783.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,710,708.60 : 10,640,839.50 = 4,273,006.68 : x
  2. Step 2: Convert to fraction form
    7,710,708.60/10,640,839.50 = 4,273,006.68/x
  3. Step 3: Cross multiply
    7,710,708.60x = 10,640,839.50 × 4,273,006.68
  4. Step 4: Simplify right side
    7,710,708.60x = 45,468,378,264,307.86
  5. Step 5: Solve for x
    x = 45,468,378,264,307.86/7,710,708.60
  6. Step 6: Final answer
    x = 5,896,783.37

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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.