Home / 8,316,060.80-12,481,964.40-7,119,334.40

Finding the Fourth Proportional to 8,316,060.80, 12,481,964.40 and 7,119,334.40

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Solution

The fourth proportional to 8,316,060.80, 12,481,964.40 and 7,119,334.40 is: 10,685,741.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316,060.80 : 12,481,964.40 = 7,119,334.40 : x
  2. Step 2: Convert to fraction form
    8,316,060.80/12,481,964.40 = 7,119,334.40/x
  3. Step 3: Cross multiply
    8,316,060.80x = 12,481,964.40 × 7,119,334.40
  4. Step 4: Simplify right side
    8,316,060.80x = 88,863,278,532,495.38
  5. Step 5: Solve for x
    x = 88,863,278,532,495.38/8,316,060.80
  6. Step 6: Final answer
    x = 10,685,741.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.