Home / 11,603,701.50-16,013,511.64-6,447,280.38

Finding the Fourth Proportional to 11,603,701.50, 16,013,511.64 and 6,447,280.38

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Solution

The fourth proportional to 11,603,701.50, 16,013,511.64 and 6,447,280.38 is: 8,897,471.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,603,701.50 : 16,013,511.64 = 6,447,280.38 : x
  2. Step 2: Convert to fraction form
    11,603,701.50/16,013,511.64 = 6,447,280.38/x
  3. Step 3: Cross multiply
    11,603,701.50x = 16,013,511.64 × 6,447,280.38
  4. Step 4: Simplify right side
    11,603,701.50x = 103,243,599,411,473.62
  5. Step 5: Solve for x
    x = 103,243,599,411,473.62/11,603,701.50
  6. Step 6: Final answer
    x = 8,897,471.16

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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.