Home / 8,606,685.16-12,911,731.37-2,458,719.89

Finding the Fourth Proportional to 8,606,685.16, 12,911,731.37 and 2,458,719.89

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Solution

The fourth proportional to 8,606,685.16, 12,911,731.37 and 2,458,719.89 is: 3,688,566.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,606,685.16 : 12,911,731.37 = 2,458,719.89 : x
  2. Step 2: Convert to fraction form
    8,606,685.16/12,911,731.37 = 2,458,719.89/x
  3. Step 3: Cross multiply
    8,606,685.16x = 12,911,731.37 × 2,458,719.89
  4. Step 4: Simplify right side
    8,606,685.16x = 31,746,330,733,755.95
  5. Step 5: Solve for x
    x = 31,746,330,733,755.95/8,606,685.16
  6. Step 6: Final answer
    x = 3,688,566.52

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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.