Home / 12,553,208.20-18,829,812.30-8,886,265.40

Finding the Fourth Proportional to 12,553,208.20, 18,829,812.30 and 8,886,265.40

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Solution

The fourth proportional to 12,553,208.20, 18,829,812.30 and 8,886,265.40 is: 13,329,398.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,553,208.20 : 18,829,812.30 = 8,886,265.40 : x
  2. Step 2: Convert to fraction form
    12,553,208.20/18,829,812.30 = 8,886,265.40/x
  3. Step 3: Cross multiply
    12,553,208.20x = 18,829,812.30 × 8,886,265.40
  4. Step 4: Simplify right side
    12,553,208.20x = 167,326,709,529,984.44
  5. Step 5: Solve for x
    x = 167,326,709,529,984.44/12,553,208.20
  6. Step 6: Final answer
    x = 13,329,398.10

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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.