Home / 10,781,298.65-16,122,827.94-8,050,763.54

Finding the Fourth Proportional to 10,781,298.65, 16,122,827.94 and 8,050,763.54

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Solution

The fourth proportional to 10,781,298.65, 16,122,827.94 and 8,050,763.54 is: 12,039,465.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,781,298.65 : 16,122,827.94 = 8,050,763.54 : x
  2. Step 2: Convert to fraction form
    10,781,298.65/16,122,827.94 = 8,050,763.54/x
  3. Step 3: Cross multiply
    10,781,298.65x = 16,122,827.94 × 8,050,763.54
  4. Step 4: Simplify right side
    10,781,298.65x = 129,801,075,260,431.17
  5. Step 5: Solve for x
    x = 129,801,075,260,431.17/10,781,298.65
  6. Step 6: Final answer
    x = 12,039,465.70

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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.