Home / 13,208,698.80-19,813,048.20-8,904,026.70

Finding the Fourth Proportional to 13,208,698.80, 19,813,048.20 and 8,904,026.70

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Solution

The fourth proportional to 13,208,698.80, 19,813,048.20 and 8,904,026.70 is: 13,356,040.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,208,698.80 : 19,813,048.20 = 8,904,026.70 : x
  2. Step 2: Convert to fraction form
    13,208,698.80/19,813,048.20 = 8,904,026.70/x
  3. Step 3: Cross multiply
    13,208,698.80x = 19,813,048.20 × 8,904,026.70
  4. Step 4: Simplify right side
    13,208,698.80x = 176,415,910,181,186.91
  5. Step 5: Solve for x
    x = 176,415,910,181,186.91/13,208,698.80
  6. Step 6: Final answer
    x = 13,356,040.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.