Home / 8,736,473.80-13,104,710.70-8,240,462.20

Finding the Fourth Proportional to 8,736,473.80, 13,104,710.70 and 8,240,462.20

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Solution

The fourth proportional to 8,736,473.80, 13,104,710.70 and 8,240,462.20 is: 12,360,693.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736,473.80 : 13,104,710.70 = 8,240,462.20 : x
  2. Step 2: Convert to fraction form
    8,736,473.80/13,104,710.70 = 8,240,462.20/x
  3. Step 3: Cross multiply
    8,736,473.80x = 13,104,710.70 × 8,240,462.20
  4. Step 4: Simplify right side
    8,736,473.80x = 107,988,873,165,285.53
  5. Step 5: Solve for x
    x = 107,988,873,165,285.53/8,736,473.80
  6. Step 6: Final answer
    x = 12,360,693.30

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Double scale
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Similar ratio
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1.5x scale

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.