Home / 8,845,812.78-12,210,988.16-5,946,885

Finding the Fourth Proportional to 8,845,812.78, 12,210,988.16 and 5,946,885

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Solution

The fourth proportional to 8,845,812.78, 12,210,988.16 and 5,946,885 is: 8,209,233.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,845,812.78 : 12,210,988.16 = 5,946,885 : x
  2. Step 2: Convert to fraction form
    8,845,812.78/12,210,988.16 = 5,946,885/x
  3. Step 3: Cross multiply
    8,845,812.78x = 12,210,988.16 × 5,946,885
  4. Step 4: Simplify right side
    8,845,812.78x = 72,617,342,294,147.17
  5. Step 5: Solve for x
    x = 72,617,342,294,147.17/8,845,812.78
  6. Step 6: Final answer
    x = 8,209,233.46

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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.