Home / 8,845,815.78-12,210,992.28-5,946,888

Finding the Fourth Proportional to 8,845,815.78, 12,210,992.28 and 5,946,888

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Solution

The fourth proportional to 8,845,815.78, 12,210,992.28 and 5,946,888 is: 8,209,237.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,845,815.78 : 12,210,992.28 = 5,946,888 : x
  2. Step 2: Convert to fraction form
    8,845,815.78/12,210,992.28 = 5,946,888/x
  3. Step 3: Cross multiply
    8,845,815.78x = 12,210,992.28 × 5,946,888
  4. Step 4: Simplify right side
    8,845,815.78x = 72,617,403,458,024.64
  5. Step 5: Solve for x
    x = 72,617,403,458,024.64/8,845,815.78
  6. Step 6: Final answer
    x = 8,209,237.59

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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.