Home / 12,248,616.08-16,902,447-6,740,938.28

Finding the Fourth Proportional to 12,248,616.08, 16,902,447 and 6,740,938.28

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Solution

The fourth proportional to 12,248,616.08, 16,902,447 and 6,740,938.28 is: 9,302,140.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,248,616.08 : 16,902,447 = 6,740,938.28 : x
  2. Step 2: Convert to fraction form
    12,248,616.08/16,902,447 = 6,740,938.28/x
  3. Step 3: Cross multiply
    12,248,616.08x = 16,902,447 × 6,740,938.28
  4. Step 4: Simplify right side
    12,248,616.08x = 113,938,352,007,971.17
  5. Step 5: Solve for x
    x = 113,938,352,007,971.17/12,248,616.08
  6. Step 6: Final answer
    x = 9,302,140.85

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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.