Home / 6,240,051.46-8,611,603.66-3,486,805.72

Finding the Fourth Proportional to 6,240,051.46, 8,611,603.66 and 3,486,805.72

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Solution

The fourth proportional to 6,240,051.46, 8,611,603.66 and 3,486,805.72 is: 4,811,977.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240,051.46 : 8,611,603.66 = 3,486,805.72 : x
  2. Step 2: Convert to fraction form
    6,240,051.46/8,611,603.66 = 3,486,805.72/x
  3. Step 3: Cross multiply
    6,240,051.46x = 8,611,603.66 × 3,486,805.72
  4. Step 4: Simplify right side
    6,240,051.46x = 30,026,988,900,060.94
  5. Step 5: Solve for x
    x = 30,026,988,900,060.94/6,240,051.46
  6. Step 6: Final answer
    x = 4,811,977.77

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.