Home / 16,502,180.50-22,771,869.06-9,159,436

Finding the Fourth Proportional to 16,502,180.50, 22,771,869.06 and 9,159,436

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Solution

The fourth proportional to 16,502,180.50, 22,771,869.06 and 9,159,436 is: 12,639,388.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,502,180.50 : 22,771,869.06 = 9,159,436 : x
  2. Step 2: Convert to fraction form
    16,502,180.50/22,771,869.06 = 9,159,436/x
  3. Step 3: Cross multiply
    16,502,180.50x = 22,771,869.06 × 9,159,436
  4. Step 4: Simplify right side
    16,502,180.50x = 208,577,477,255,450.16
  5. Step 5: Solve for x
    x = 208,577,477,255,450.16/16,502,180.50
  6. Step 6: Final answer
    x = 12,639,388.91

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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.