Home / 19,872,117.20-29,808,175.80-6,226,403.60

Finding the Fourth Proportional to 19,872,117.20, 29,808,175.80 and 6,226,403.60

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Solution

The fourth proportional to 19,872,117.20, 29,808,175.80 and 6,226,403.60 is: 9,339,605.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,872,117.20 : 29,808,175.80 = 6,226,403.60 : x
  2. Step 2: Convert to fraction form
    19,872,117.20/29,808,175.80 = 6,226,403.60/x
  3. Step 3: Cross multiply
    19,872,117.20x = 29,808,175.80 × 6,226,403.60
  4. Step 4: Simplify right side
    19,872,117.20x = 185,597,733,110,552.88
  5. Step 5: Solve for x
    x = 185,597,733,110,552.88/19,872,117.20
  6. Step 6: Final answer
    x = 9,339,605.40

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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.