Home / 9,294,988.56-12,828,287.04-5,220,607.44

Finding the Fourth Proportional to 9,294,988.56, 12,828,287.04 and 5,220,607.44

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Solution

The fourth proportional to 9,294,988.56, 12,828,287.04 and 5,220,607.44 is: 7,205,113.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,294,988.56 : 12,828,287.04 = 5,220,607.44 : x
  2. Step 2: Convert to fraction form
    9,294,988.56/12,828,287.04 = 5,220,607.44/x
  3. Step 3: Cross multiply
    9,294,988.56x = 12,828,287.04 × 5,220,607.44
  4. Step 4: Simplify right side
    9,294,988.56x = 66,971,450,763,479.58
  5. Step 5: Solve for x
    x = 66,971,450,763,479.58/9,294,988.56
  6. Step 6: Final answer
    x = 7,205,113.85

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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.