Home / 10,987,547.80-16,482,876.90-3,413,723.80

Finding the Fourth Proportional to 10,987,547.80, 16,482,876.90 and 3,413,723.80

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Solution

The fourth proportional to 10,987,547.80, 16,482,876.90 and 3,413,723.80 is: 5,121,068.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,987,547.80 : 16,482,876.90 = 3,413,723.80 : x
  2. Step 2: Convert to fraction form
    10,987,547.80/16,482,876.90 = 3,413,723.80/x
  3. Step 3: Cross multiply
    10,987,547.80x = 16,482,876.90 × 3,413,723.80
  4. Step 4: Simplify right side
    10,987,547.80x = 56,267,989,166,000.22
  5. Step 5: Solve for x
    x = 56,267,989,166,000.22/10,987,547.80
  6. Step 6: Final answer
    x = 5,121,068.89

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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.