Home / 7,890,569.46-10,888,878.33-4,405,962.06

Finding the Fourth Proportional to 7,890,569.46, 10,888,878.33 and 4,405,962.06

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Solution

The fourth proportional to 7,890,569.46, 10,888,878.33 and 4,405,962.06 is: 6,080,167.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,890,569.46 : 10,888,878.33 = 4,405,962.06 : x
  2. Step 2: Convert to fraction form
    7,890,569.46/10,888,878.33 = 4,405,962.06/x
  3. Step 3: Cross multiply
    7,890,569.46x = 10,888,878.33 × 4,405,962.06
  4. Step 4: Simplify right side
    7,890,569.46x = 47,975,984,797,936.16
  5. Step 5: Solve for x
    x = 47,975,984,797,936.16/7,890,569.46
  6. Step 6: Final answer
    x = 6,080,167.60

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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.