Home / 30,038,655.62-41,454,159.86-16,987,866.16

Finding the Fourth Proportional to 30,038,655.62, 41,454,159.86 and 16,987,866.16

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Solution

The fourth proportional to 30,038,655.62, 41,454,159.86 and 16,987,866.16 is: 23,443,716.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,038,655.62 : 41,454,159.86 = 16,987,866.16 : x
  2. Step 2: Convert to fraction form
    30,038,655.62/41,454,159.86 = 16,987,866.16/x
  3. Step 3: Cross multiply
    30,038,655.62x = 41,454,159.86 × 16,987,866.16
  4. Step 4: Simplify right side
    30,038,655.62x = 704,217,719,288,349.50
  5. Step 5: Solve for x
    x = 704,217,719,288,349.50/30,038,655.62
  6. Step 6: Final answer
    x = 23,443,716.27

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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.