Home / 7,700,646.84-10,626,976.62-4,262,945.28

Finding the Fourth Proportional to 7,700,646.84, 10,626,976.62 and 4,262,945.28

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Solution

The fourth proportional to 7,700,646.84, 10,626,976.62 and 4,262,945.28 is: 5,882,910.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,700,646.84 : 10,626,976.62 = 4,262,945.28 : x
  2. Step 2: Convert to fraction form
    7,700,646.84/10,626,976.62 = 4,262,945.28/x
  3. Step 3: Cross multiply
    7,700,646.84x = 10,626,976.62 × 4,262,945.28
  4. Step 4: Simplify right side
    7,700,646.84x = 45,302,219,822,899.35
  5. Step 5: Solve for x
    x = 45,302,219,822,899.35/7,700,646.84
  6. Step 6: Final answer
    x = 5,882,910.98

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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.