Home / 28,226,109.78-42,341,427.90-10,727,050.19

Finding the Fourth Proportional to 28,226,109.78, 42,341,427.90 and 10,727,050.19

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Solution

The fourth proportional to 28,226,109.78, 42,341,427.90 and 10,727,050.19 is: 16,091,435.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,226,109.78 : 42,341,427.90 = 10,727,050.19 : x
  2. Step 2: Convert to fraction form
    28,226,109.78/42,341,427.90 = 10,727,050.19/x
  3. Step 3: Cross multiply
    28,226,109.78x = 42,341,427.90 × 10,727,050.19
  4. Step 4: Simplify right side
    28,226,109.78x = 454,198,621,987,859.19
  5. Step 5: Solve for x
    x = 454,198,621,987,859.19/28,226,109.78
  6. Step 6: Final answer
    x = 16,091,435.40

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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.