Home / 12,775,124.40-19,168,671.24-5,585,734.32

Finding the Fourth Proportional to 12,775,124.40, 19,168,671.24 and 5,585,734.32

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Solution

The fourth proportional to 12,775,124.40, 19,168,671.24 and 5,585,734.32 is: 8,381,218.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,775,124.40 : 19,168,671.24 = 5,585,734.32 : x
  2. Step 2: Convert to fraction form
    12,775,124.40/19,168,671.24 = 5,585,734.32/x
  3. Step 3: Cross multiply
    12,775,124.40x = 19,168,671.24 × 5,585,734.32
  4. Step 4: Simplify right side
    12,775,124.40x = 107,071,104,814,064.95
  5. Step 5: Solve for x
    x = 107,071,104,814,064.95/12,775,124.40
  6. Step 6: Final answer
    x = 8,381,218.18

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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.