Home / 15,616,176.38-21,547,260.90-9,811,594.98

Finding the Fourth Proportional to 15,616,176.38, 21,547,260.90 and 9,811,594.98

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Solution

The fourth proportional to 15,616,176.38, 21,547,260.90 and 9,811,594.98 is: 13,538,076.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,616,176.38 : 21,547,260.90 = 9,811,594.98 : x
  2. Step 2: Convert to fraction form
    15,616,176.38/21,547,260.90 = 9,811,594.98/x
  3. Step 3: Cross multiply
    15,616,176.38x = 21,547,260.90 × 9,811,594.98
  4. Step 4: Simplify right side
    15,616,176.38x = 211,412,996,879,190.28
  5. Step 5: Solve for x
    x = 211,412,996,879,190.28/15,616,176.38
  6. Step 6: Final answer
    x = 13,538,076.91

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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.