Home / 11,018,689.40-16,528,034.10-3,447,975.80

Finding the Fourth Proportional to 11,018,689.40, 16,528,034.10 and 3,447,975.80

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Solution

The fourth proportional to 11,018,689.40, 16,528,034.10 and 3,447,975.80 is: 5,171,963.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,018,689.40 : 16,528,034.10 = 3,447,975.80 : x
  2. Step 2: Convert to fraction form
    11,018,689.40/16,528,034.10 = 3,447,975.80/x
  3. Step 3: Cross multiply
    11,018,689.40x = 16,528,034.10 × 3,447,975.80
  4. Step 4: Simplify right side
    11,018,689.40x = 56,988,261,598,374.77
  5. Step 5: Solve for x
    x = 56,988,261,598,374.77/11,018,689.40
  6. Step 6: Final answer
    x = 5,171,963.70

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Double scale
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Similar ratio
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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.