Home / 18,631,520.10-27,947,280.15-5,852,004.30

Finding the Fourth Proportional to 18,631,520.10, 27,947,280.15 and 5,852,004.30

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Solution

The fourth proportional to 18,631,520.10, 27,947,280.15 and 5,852,004.30 is: 8,778,006.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,631,520.10 : 27,947,280.15 = 5,852,004.30 : x
  2. Step 2: Convert to fraction form
    18,631,520.10/27,947,280.15 = 5,852,004.30/x
  3. Step 3: Cross multiply
    18,631,520.10x = 27,947,280.15 × 5,852,004.30
  4. Step 4: Simplify right side
    18,631,520.10x = 163,547,603,611,104.62
  5. Step 5: Solve for x
    x = 163,547,603,611,104.62/18,631,520.10
  6. Step 6: Final answer
    x = 8,778,006.45

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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.