Home / 16,390,360.80-24,600,412.80-8,308,958.40

Finding the Fourth Proportional to 16,390,360.80, 24,600,412.80 and 8,308,958.40

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Solution

The fourth proportional to 16,390,360.80, 24,600,412.80 and 8,308,958.40 is: 12,470,976.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,390,360.80 : 24,600,412.80 = 8,308,958.40 : x
  2. Step 2: Convert to fraction form
    16,390,360.80/24,600,412.80 = 8,308,958.40/x
  3. Step 3: Cross multiply
    16,390,360.80x = 24,600,412.80 × 8,308,958.40
  4. Step 4: Simplify right side
    16,390,360.80x = 204,403,806,578,027.53
  5. Step 5: Solve for x
    x = 204,403,806,578,027.53/16,390,360.80
  6. Step 6: Final answer
    x = 12,470,976.64

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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.