Home / 14,396,089.64-19,866,605.16-7,869,748.28

Finding the Fourth Proportional to 14,396,089.64, 19,866,605.16 and 7,869,748.28

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Solution

The fourth proportional to 14,396,089.64, 19,866,605.16 and 7,869,748.28 is: 10,860,253.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,396,089.64 : 19,866,605.16 = 7,869,748.28 : x
  2. Step 2: Convert to fraction form
    14,396,089.64/19,866,605.16 = 7,869,748.28/x
  3. Step 3: Cross multiply
    14,396,089.64x = 19,866,605.16 × 7,869,748.28
  4. Step 4: Simplify right side
    14,396,089.64x = 156,345,181,787,349.12
  5. Step 5: Solve for x
    x = 156,345,181,787,349.12/14,396,089.64
  6. Step 6: Final answer
    x = 10,860,253.42

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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.