Home / 11,603,701-16,013,510.94-6,447,279.88

Finding the Fourth Proportional to 11,603,701, 16,013,510.94 and 6,447,279.88

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Solution

The fourth proportional to 11,603,701, 16,013,510.94 and 6,447,279.88 is: 8,897,470.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,603,701 : 16,013,510.94 = 6,447,279.88 : x
  2. Step 2: Convert to fraction form
    11,603,701/16,013,510.94 = 6,447,279.88/x
  3. Step 3: Cross multiply
    11,603,701x = 16,013,510.94 × 6,447,279.88
  4. Step 4: Simplify right side
    11,603,701x = 103,243,586,891,621.88
  5. Step 5: Solve for x
    x = 103,243,586,891,621.88/11,603,701
  6. Step 6: Final answer
    x = 8,897,470.46

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1.5x scale

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.