Home / 30,067,421.90-41,493,150.98-16,316,382.38

Finding the Fourth Proportional to 30,067,421.90, 41,493,150.98 and 16,316,382.38

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Solution

The fourth proportional to 30,067,421.90, 41,493,150.98 and 16,316,382.38 is: 22,516,666.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,067,421.90 : 41,493,150.98 = 16,316,382.38 : x
  2. Step 2: Convert to fraction form
    30,067,421.90/41,493,150.98 = 16,316,382.38/x
  3. Step 3: Cross multiply
    30,067,421.90x = 41,493,150.98 × 16,316,382.38
  4. Step 4: Simplify right side
    30,067,421.90x = 677,018,117,540,751.75
  5. Step 5: Solve for x
    x = 677,018,117,540,751.75/30,067,421.90
  6. Step 6: Final answer
    x = 22,516,666.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.