Home / 8,776,520.80-12,106,724.40-5,105,024.08

Finding the Fourth Proportional to 8,776,520.80, 12,106,724.40 and 5,105,024.08

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Solution

The fourth proportional to 8,776,520.80, 12,106,724.40 and 5,105,024.08 is: 7,042,098.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,776,520.80 : 12,106,724.40 = 5,105,024.08 : x
  2. Step 2: Convert to fraction form
    8,776,520.80/12,106,724.40 = 5,105,024.08/x
  3. Step 3: Cross multiply
    8,776,520.80x = 12,106,724.40 × 5,105,024.08
  4. Step 4: Simplify right side
    8,776,520.80x = 61,805,119,591,923.55
  5. Step 5: Solve for x
    x = 61,805,119,591,923.55/8,776,520.80
  6. Step 6: Final answer
    x = 7,042,098.00

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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.