Home / 6,912,772.80-10,369,159.20-4,785,259.20

Finding the Fourth Proportional to 6,912,772.80, 10,369,159.20 and 4,785,259.20

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Solution

The fourth proportional to 6,912,772.80, 10,369,159.20 and 4,785,259.20 is: 7,177,888.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,772.80 : 10,369,159.20 = 4,785,259.20 : x
  2. Step 2: Convert to fraction form
    6,912,772.80/10,369,159.20 = 4,785,259.20/x
  3. Step 3: Cross multiply
    6,912,772.80x = 10,369,159.20 × 4,785,259.20
  4. Step 4: Simplify right side
    6,912,772.80x = 49,619,114,458,064.64
  5. Step 5: Solve for x
    x = 49,619,114,458,064.64/6,912,772.80
  6. Step 6: Final answer
    x = 7,177,888.80

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1.5x scale

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.