Home / 7,407,579.60-11,106,574.20-3,146,590.80

Finding the Fourth Proportional to 7,407,579.60, 11,106,574.20 and 3,146,590.80

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Solution

The fourth proportional to 7,407,579.60, 11,106,574.20 and 3,146,590.80 is: 4,717,849.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407,579.60 : 11,106,574.20 = 3,146,590.80 : x
  2. Step 2: Convert to fraction form
    7,407,579.60/11,106,574.20 = 3,146,590.80/x
  3. Step 3: Cross multiply
    7,407,579.60x = 11,106,574.20 × 3,146,590.80
  4. Step 4: Simplify right side
    7,407,579.60x = 34,947,844,197,237.36
  5. Step 5: Solve for x
    x = 34,947,844,197,237.36/7,407,579.60
  6. Step 6: Final answer
    x = 4,717,849.30

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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.