Home / 10,401,866.20-15,602,847.90-3,670,280.20

Finding the Fourth Proportional to 10,401,866.20, 15,602,847.90 and 3,670,280.20

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Solution

The fourth proportional to 10,401,866.20, 15,602,847.90 and 3,670,280.20 is: 5,505,437.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,401,866.20 : 15,602,847.90 = 3,670,280.20 : x
  2. Step 2: Convert to fraction form
    10,401,866.20/15,602,847.90 = 3,670,280.20/x
  3. Step 3: Cross multiply
    10,401,866.20x = 15,602,847.90 × 3,670,280.20
  4. Step 4: Simplify right side
    10,401,866.20x = 57,266,823,710,981.59
  5. Step 5: Solve for x
    x = 57,266,823,710,981.59/10,401,866.20
  6. Step 6: Final answer
    x = 5,505,437.45

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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.