Home / 28,604,710.99-42,908,388.40-9,437,143.15

Finding the Fourth Proportional to 28,604,710.99, 42,908,388.40 and 9,437,143.15

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Solution

The fourth proportional to 28,604,710.99, 42,908,388.40 and 9,437,143.15 is: 14,156,150.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,604,710.99 : 42,908,388.40 = 9,437,143.15 : x
  2. Step 2: Convert to fraction form
    28,604,710.99/42,908,388.40 = 9,437,143.15/x
  3. Step 3: Cross multiply
    28,604,710.99x = 42,908,388.40 × 9,437,143.15
  4. Step 4: Simplify right side
    28,604,710.99x = 404,932,603,452,057.50
  5. Step 5: Solve for x
    x = 404,932,603,452,057.50/28,604,710.99
  6. Step 6: Final answer
    x = 14,156,150.84

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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.