Home / 7,117,002.90-10,675,504.35-6,768,638.10

Finding the Fourth Proportional to 7,117,002.90, 10,675,504.35 and 6,768,638.10

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Solution

The fourth proportional to 7,117,002.90, 10,675,504.35 and 6,768,638.10 is: 10,152,957.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117,002.90 : 10,675,504.35 = 6,768,638.10 : x
  2. Step 2: Convert to fraction form
    7,117,002.90/10,675,504.35 = 6,768,638.10/x
  3. Step 3: Cross multiply
    7,117,002.90x = 10,675,504.35 × 6,768,638.10
  4. Step 4: Simplify right side
    7,117,002.90x = 72,258,625,480,125.73
  5. Step 5: Solve for x
    x = 72,258,625,480,125.73/7,117,002.90
  6. Step 6: Final answer
    x = 10,152,957.15

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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.