Home / 7,920,506.61-10,928,425.71-4,482,747.65

Finding the Fourth Proportional to 7,920,506.61, 10,928,425.71 and 4,482,747.65

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Solution

The fourth proportional to 7,920,506.61, 10,928,425.71 and 4,482,747.65 is: 6,185,131.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,920,506.61 : 10,928,425.71 = 4,482,747.65 : x
  2. Step 2: Convert to fraction form
    7,920,506.61/10,928,425.71 = 4,482,747.65/x
  3. Step 3: Cross multiply
    7,920,506.61x = 10,928,425.71 × 4,482,747.65
  4. Step 4: Simplify right side
    7,920,506.61x = 48,989,374,615,059.95
  5. Step 5: Solve for x
    x = 48,989,374,615,059.95/7,920,506.61
  6. Step 6: Final answer
    x = 6,185,131.46

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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.