Home / 11,104,085.60-16,656,128.40-8,581,551.20

Finding the Fourth Proportional to 11,104,085.60, 16,656,128.40 and 8,581,551.20

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Solution

The fourth proportional to 11,104,085.60, 16,656,128.40 and 8,581,551.20 is: 12,872,326.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,104,085.60 : 16,656,128.40 = 8,581,551.20 : x
  2. Step 2: Convert to fraction form
    11,104,085.60/16,656,128.40 = 8,581,551.20/x
  3. Step 3: Cross multiply
    11,104,085.60x = 16,656,128.40 × 8,581,551.20
  4. Step 4: Simplify right side
    11,104,085.60x = 142,935,418,658,374.06
  5. Step 5: Solve for x
    x = 142,935,418,658,374.06/11,104,085.60
  6. Step 6: Final answer
    x = 12,872,326.80

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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.