Home / 7,453,345.68-10,285,981.92-4,191,187.32

Finding the Fourth Proportional to 7,453,345.68, 10,285,981.92 and 4,191,187.32

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Solution

The fourth proportional to 7,453,345.68, 10,285,981.92 and 4,191,187.32 is: 5,784,043.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,453,345.68 : 10,285,981.92 = 4,191,187.32 : x
  2. Step 2: Convert to fraction form
    7,453,345.68/10,285,981.92 = 4,191,187.32/x
  3. Step 3: Cross multiply
    7,453,345.68x = 10,285,981.92 × 4,191,187.32
  4. Step 4: Simplify right side
    7,453,345.68x = 43,110,476,996,853.25
  5. Step 5: Solve for x
    x = 43,110,476,996,853.25/7,453,345.68
  6. Step 6: Final answer
    x = 5,784,043.68

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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.