Home / 10,156,081.19-14,015,390.51-5,805,260.91

Finding the Fourth Proportional to 10,156,081.19, 14,015,390.51 and 5,805,260.91

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Solution

The fourth proportional to 10,156,081.19, 14,015,390.51 and 5,805,260.91 is: 8,011,259.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,156,081.19 : 14,015,390.51 = 5,805,260.91 : x
  2. Step 2: Convert to fraction form
    10,156,081.19/14,015,390.51 = 5,805,260.91/x
  3. Step 3: Cross multiply
    10,156,081.19x = 14,015,390.51 × 5,805,260.91
  4. Step 4: Simplify right side
    10,156,081.19x = 81,362,998,680,601.11
  5. Step 5: Solve for x
    x = 81,362,998,680,601.11/10,156,081.19
  6. Step 6: Final answer
    x = 8,011,259.19

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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.