Home / 8,042,474.80-11,094,916.44-7,125,639.04

Finding the Fourth Proportional to 8,042,474.80, 11,094,916.44 and 7,125,639.04

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Solution

The fourth proportional to 8,042,474.80, 11,094,916.44 and 7,125,639.04 is: 9,830,104.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042,474.80 : 11,094,916.44 = 7,125,639.04 : x
  2. Step 2: Convert to fraction form
    8,042,474.80/11,094,916.44 = 7,125,639.04/x
  3. Step 3: Cross multiply
    8,042,474.80x = 11,094,916.44 × 7,125,639.04
  4. Step 4: Simplify right side
    8,042,474.80x = 79,058,369,730,401.81
  5. Step 5: Solve for x
    x = 79,058,369,730,401.81/8,042,474.80
  6. Step 6: Final answer
    x = 9,830,104.75

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1.5x scale

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.