Home / 11,132,521.60-16,661,457.60-9,788,828.80

Finding the Fourth Proportional to 11,132,521.60, 16,661,457.60 and 9,788,828.80

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Solution

The fourth proportional to 11,132,521.60, 16,661,457.60 and 9,788,828.80 is: 14,650,423.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,132,521.60 : 16,661,457.60 = 9,788,828.80 : x
  2. Step 2: Convert to fraction form
    11,132,521.60/16,661,457.60 = 9,788,828.80/x
  3. Step 3: Cross multiply
    11,132,521.60x = 16,661,457.60 × 9,788,828.80
  4. Step 4: Simplify right side
    11,132,521.60x = 163,096,156,004,858.88
  5. Step 5: Solve for x
    x = 163,096,156,004,858.88/11,132,521.60
  6. Step 6: Final answer
    x = 14,650,423.49

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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.