Home / 8,753,937.84-12,081,459.24-7,281,248.40

Finding the Fourth Proportional to 8,753,937.84, 12,081,459.24 and 7,281,248.40

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Solution

The fourth proportional to 8,753,937.84, 12,081,459.24 and 7,281,248.40 is: 10,048,975.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,753,937.84 : 12,081,459.24 = 7,281,248.40 : x
  2. Step 2: Convert to fraction form
    8,753,937.84/12,081,459.24 = 7,281,248.40/x
  3. Step 3: Cross multiply
    8,753,937.84x = 12,081,459.24 × 7,281,248.40
  4. Step 4: Simplify right side
    8,753,937.84x = 87,968,105,760,915.22
  5. Step 5: Solve for x
    x = 87,968,105,760,915.22/8,753,937.84
  6. Step 6: Final answer
    x = 10,048,975.37

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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.