Home / 7,178,303.16-10,767,454.74-2,917,473.12

Finding the Fourth Proportional to 7,178,303.16, 10,767,454.74 and 2,917,473.12

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Solution

The fourth proportional to 7,178,303.16, 10,767,454.74 and 2,917,473.12 is: 4,376,209.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,178,303.16 : 10,767,454.74 = 2,917,473.12 : x
  2. Step 2: Convert to fraction form
    7,178,303.16/10,767,454.74 = 2,917,473.12/x
  3. Step 3: Cross multiply
    7,178,303.16x = 10,767,454.74 × 2,917,473.12
  4. Step 4: Simplify right side
    7,178,303.16x = 31,413,759,774,766.59
  5. Step 5: Solve for x
    x = 31,413,759,774,766.59/7,178,303.16
  6. Step 6: Final answer
    x = 4,376,209.68

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Double scale
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Similar ratio
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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.