Home / 16,041,036.78-22,136,635.78-8,698,867.72

Finding the Fourth Proportional to 16,041,036.78, 22,136,635.78 and 8,698,867.72

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Solution

The fourth proportional to 16,041,036.78, 22,136,635.78 and 8,698,867.72 is: 12,004,440.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,041,036.78 : 22,136,635.78 = 8,698,867.72 : x
  2. Step 2: Convert to fraction form
    16,041,036.78/22,136,635.78 = 8,698,867.72/x
  3. Step 3: Cross multiply
    16,041,036.78x = 22,136,635.78 × 8,698,867.72
  4. Step 4: Simplify right side
    16,041,036.78x = 192,563,666,416,039.03
  5. Step 5: Solve for x
    x = 192,563,666,416,039.03/16,041,036.78
  6. Step 6: Final answer
    x = 12,004,440.18

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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.