Home / 19,253,320.40-28,879,980.60-16,230,011.60

Finding the Fourth Proportional to 19,253,320.40, 28,879,980.60 and 16,230,011.60

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Solution

The fourth proportional to 19,253,320.40, 28,879,980.60 and 16,230,011.60 is: 24,345,017.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,253,320.40 : 28,879,980.60 = 16,230,011.60 : x
  2. Step 2: Convert to fraction form
    19,253,320.40/28,879,980.60 = 16,230,011.60/x
  3. Step 3: Cross multiply
    19,253,320.40x = 28,879,980.60 × 16,230,011.60
  4. Step 4: Simplify right side
    19,253,320.40x = 468,722,420,145,775
  5. Step 5: Solve for x
    x = 468,722,420,145,775/19,253,320.40
  6. Step 6: Final answer
    x = 24,345,017.40

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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.