Home / 15,943,612.78-22,002,885.68-8,974,740.01

Finding the Fourth Proportional to 15,943,612.78, 22,002,885.68 and 8,974,740.01

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Solution

The fourth proportional to 15,943,612.78, 22,002,885.68 and 8,974,740.01 is: 12,385,535.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,943,612.78 : 22,002,885.68 = 8,974,740.01 : x
  2. Step 2: Convert to fraction form
    15,943,612.78/22,002,885.68 = 8,974,740.01/x
  3. Step 3: Cross multiply
    15,943,612.78x = 22,002,885.68 × 8,974,740.01
  4. Step 4: Simplify right side
    15,943,612.78x = 197,470,178,447,752.06
  5. Step 5: Solve for x
    x = 197,470,178,447,752.06/15,943,612.78
  6. Step 6: Final answer
    x = 12,385,535.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.