Home / 8,208,001.60-12,298,005.60-7,004,276.80

Finding the Fourth Proportional to 8,208,001.60, 12,298,005.60 and 7,004,276.80

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Solution

The fourth proportional to 8,208,001.60, 12,298,005.60 and 7,004,276.80 is: 10,494,471.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,208,001.60 : 12,298,005.60 = 7,004,276.80 : x
  2. Step 2: Convert to fraction form
    8,208,001.60/12,298,005.60 = 7,004,276.80/x
  3. Step 3: Cross multiply
    8,208,001.60x = 12,298,005.60 × 7,004,276.80
  4. Step 4: Simplify right side
    8,208,001.60x = 86,138,635,310,350.08
  5. Step 5: Solve for x
    x = 86,138,635,310,350.08/8,208,001.60
  6. Step 6: Final answer
    x = 10,494,471.07

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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.