Home / 28,029,146.90-42,018,034.01-9,823,418.01

Finding the Fourth Proportional to 28,029,146.90, 42,018,034.01 and 9,823,418.01

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Solution

The fourth proportional to 28,029,146.90, 42,018,034.01 and 9,823,418.01 is: 14,726,124.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,029,146.90 : 42,018,034.01 = 9,823,418.01 : x
  2. Step 2: Convert to fraction form
    28,029,146.90/42,018,034.01 = 9,823,418.01/x
  3. Step 3: Cross multiply
    28,029,146.90x = 42,018,034.01 × 9,823,418.01
  4. Step 4: Simplify right side
    28,029,146.90x = 412,760,711,989,509.44
  5. Step 5: Solve for x
    x = 412,760,711,989,509.44/28,029,146.90
  6. Step 6: Final answer
    x = 14,726,124.68

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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.