Home / 30,242,439.29-45,363,363.69-8,677,154.00

Finding the Fourth Proportional to 30,242,439.29, 45,363,363.69 and 8,677,154.00

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Solution

The fourth proportional to 30,242,439.29, 45,363,363.69 and 8,677,154.00 is: 13,015,646.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,242,439.29 : 45,363,363.69 = 8,677,154.00 : x
  2. Step 2: Convert to fraction form
    30,242,439.29/45,363,363.69 = 8,677,154.00/x
  3. Step 3: Cross multiply
    30,242,439.29x = 45,363,363.69 × 8,677,154.00
  4. Step 4: Simplify right side
    30,242,439.29x = 393,624,892,469,321.38
  5. Step 5: Solve for x
    x = 393,624,892,469,321.38/30,242,439.29
  6. Step 6: Final answer
    x = 13,015,646.28

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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.