Home / 9,912,858-13,679,979.84-5,562,266.16

Finding the Fourth Proportional to 9,912,858, 13,679,979.84 and 5,562,266.16

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Solution

The fourth proportional to 9,912,858, 13,679,979.84 and 5,562,266.16 is: 7,676,059.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,912,858 : 13,679,979.84 = 5,562,266.16 : x
  2. Step 2: Convert to fraction form
    9,912,858/13,679,979.84 = 5,562,266.16/x
  3. Step 3: Cross multiply
    9,912,858x = 13,679,979.84 × 5,562,266.16
  4. Step 4: Simplify right side
    9,912,858x = 76,091,688,933,514.22
  5. Step 5: Solve for x
    x = 76,091,688,933,514.22/9,912,858
  6. Step 6: Final answer
    x = 7,676,059.61

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1.5x scale

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.