Home / 15,616,169.62-21,547,251.58-9,811,588.22

Finding the Fourth Proportional to 15,616,169.62, 21,547,251.58 and 9,811,588.22

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Solution

The fourth proportional to 15,616,169.62, 21,547,251.58 and 9,811,588.22 is: 13,538,067.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,616,169.62 : 21,547,251.58 = 9,811,588.22 : x
  2. Step 2: Convert to fraction form
    15,616,169.62/21,547,251.58 = 9,811,588.22/x
  3. Step 3: Cross multiply
    15,616,169.62x = 21,547,251.58 × 9,811,588.22
  4. Step 4: Simplify right side
    15,616,169.62x = 211,412,759,715,038.06
  5. Step 5: Solve for x
    x = 211,412,759,715,038.06/15,616,169.62
  6. Step 6: Final answer
    x = 13,538,067.59

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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.