Home / 12,768,009.60-19,152,014.40-6,049,545.60

Finding the Fourth Proportional to 12,768,009.60, 19,152,014.40 and 6,049,545.60

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Solution

The fourth proportional to 12,768,009.60, 19,152,014.40 and 6,049,545.60 is: 9,074,318.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,768,009.60 : 19,152,014.40 = 6,049,545.60 : x
  2. Step 2: Convert to fraction form
    12,768,009.60/19,152,014.40 = 6,049,545.60/x
  3. Step 3: Cross multiply
    12,768,009.60x = 19,152,014.40 × 6,049,545.60
  4. Step 4: Simplify right side
    12,768,009.60x = 115,860,984,444,656.62
  5. Step 5: Solve for x
    x = 115,860,984,444,656.62/12,768,009.60
  6. Step 6: Final answer
    x = 9,074,318.40

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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.