Home / 19,207,332.20-28,806,870.32-6,077,790.51

Finding the Fourth Proportional to 19,207,332.20, 28,806,870.32 and 6,077,790.51

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Solution

The fourth proportional to 19,207,332.20, 28,806,870.32 and 6,077,790.51 is: 9,115,379.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,207,332.20 : 28,806,870.32 = 6,077,790.51 : x
  2. Step 2: Convert to fraction form
    19,207,332.20/28,806,870.32 = 6,077,790.51/x
  3. Step 3: Cross multiply
    19,207,332.20x = 28,806,870.32 × 6,077,790.51
  4. Step 4: Simplify right side
    19,207,332.20x = 175,082,123,053,696.66
  5. Step 5: Solve for x
    x = 175,082,123,053,696.66/19,207,332.20
  6. Step 6: Final answer
    x = 9,115,379.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.