Home / 13,282,624.83-18,323,759.57-7,772,619.63

Finding the Fourth Proportional to 13,282,624.83, 18,323,759.57 and 7,772,619.63

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Solution

The fourth proportional to 13,282,624.83, 18,323,759.57 and 7,772,619.63 is: 10,722,550.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,282,624.83 : 18,323,759.57 = 7,772,619.63 : x
  2. Step 2: Convert to fraction form
    13,282,624.83/18,323,759.57 = 7,772,619.63/x
  3. Step 3: Cross multiply
    13,282,624.83x = 18,323,759.57 × 7,772,619.63
  4. Step 4: Simplify right side
    13,282,624.83x = 142,423,613,329,182.34
  5. Step 5: Solve for x
    x = 142,423,613,329,182.34/13,282,624.83
  6. Step 6: Final answer
    x = 10,722,550.34

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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.