Home / 8,908,344.30-13,362,516.45-6,640,862.70

Finding the Fourth Proportional to 8,908,344.30, 13,362,516.45 and 6,640,862.70

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Solution

The fourth proportional to 8,908,344.30, 13,362,516.45 and 6,640,862.70 is: 9,961,294.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,908,344.30 : 13,362,516.45 = 6,640,862.70 : x
  2. Step 2: Convert to fraction form
    8,908,344.30/13,362,516.45 = 6,640,862.70/x
  3. Step 3: Cross multiply
    8,908,344.30x = 13,362,516.45 × 6,640,862.70
  4. Step 4: Simplify right side
    8,908,344.30x = 88,738,637,070,941.41
  5. Step 5: Solve for x
    x = 88,738,637,070,941.41/8,908,344.30
  6. Step 6: Final answer
    x = 9,961,294.05

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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.