Home / 9,048,992-12,487,685.76-4,974,521.60

Finding the Fourth Proportional to 9,048,992, 12,487,685.76 and 4,974,521.60

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Solution

The fourth proportional to 9,048,992, 12,487,685.76 and 4,974,521.60 is: 6,864,882.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,048,992 : 12,487,685.76 = 4,974,521.60 : x
  2. Step 2: Convert to fraction form
    9,048,992/12,487,685.76 = 4,974,521.60/x
  3. Step 3: Cross multiply
    9,048,992x = 12,487,685.76 × 4,974,521.60
  4. Step 4: Simplify right side
    9,048,992x = 62,120,262,547,132.41
  5. Step 5: Solve for x
    x = 62,120,262,547,132.41/9,048,992
  6. Step 6: Final answer
    x = 6,864,882.03

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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.