Home / 7,357,930.80-10,154,276.28-4,138,666.80

Finding the Fourth Proportional to 7,357,930.80, 10,154,276.28 and 4,138,666.80

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Solution

The fourth proportional to 7,357,930.80, 10,154,276.28 and 4,138,666.80 is: 5,711,546.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,357,930.80 : 10,154,276.28 = 4,138,666.80 : x
  2. Step 2: Convert to fraction form
    7,357,930.80/10,154,276.28 = 4,138,666.80/x
  3. Step 3: Cross multiply
    7,357,930.80x = 10,154,276.28 × 4,138,666.80
  4. Step 4: Simplify right side
    7,357,930.80x = 42,025,166,118,063.50
  5. Step 5: Solve for x
    x = 42,025,166,118,063.50/7,357,930.80
  6. Step 6: Final answer
    x = 5,711,546.80

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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.