Home / 12,479,240.86-18,804,041.25-10,254,599.74

Finding the Fourth Proportional to 12,479,240.86, 18,804,041.25 and 10,254,599.74

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Solution

The fourth proportional to 12,479,240.86, 18,804,041.25 and 10,254,599.74 is: 15,451,894.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,479,240.86 : 18,804,041.25 = 10,254,599.74 : x
  2. Step 2: Convert to fraction form
    12,479,240.86/18,804,041.25 = 10,254,599.74/x
  3. Step 3: Cross multiply
    12,479,240.86x = 18,804,041.25 × 10,254,599.74
  4. Step 4: Simplify right side
    12,479,240.86x = 192,827,916,513,199.28
  5. Step 5: Solve for x
    x = 192,827,916,513,199.28/12,479,240.86
  6. Step 6: Final answer
    x = 15,451,894.76

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.