Home / 11,421,081.57-15,764,621.33-7,346,700.93

Finding the Fourth Proportional to 11,421,081.57, 15,764,621.33 and 7,346,700.93

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Solution

The fourth proportional to 11,421,081.57, 15,764,621.33 and 7,346,700.93 is: 10,140,717.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,421,081.57 : 15,764,621.33 = 7,346,700.93 : x
  2. Step 2: Convert to fraction form
    11,421,081.57/15,764,621.33 = 7,346,700.93/x
  3. Step 3: Cross multiply
    11,421,081.57x = 15,764,621.33 × 7,346,700.93
  4. Step 4: Simplify right side
    11,421,081.57x = 115,817,958,186,208.83
  5. Step 5: Solve for x
    x = 115,817,958,186,208.83/11,421,081.57
  6. Step 6: Final answer
    x = 10,140,717.19

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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.