Home / 9,151,885.86-12,629,362.02-5,021,904.30

Finding the Fourth Proportional to 9,151,885.86, 12,629,362.02 and 5,021,904.30

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Solution

The fourth proportional to 9,151,885.86, 12,629,362.02 and 5,021,904.30 is: 6,930,095.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,151,885.86 : 12,629,362.02 = 5,021,904.30 : x
  2. Step 2: Convert to fraction form
    9,151,885.86/12,629,362.02 = 5,021,904.30/x
  3. Step 3: Cross multiply
    9,151,885.86x = 12,629,362.02 × 5,021,904.30
  4. Step 4: Simplify right side
    9,151,885.86x = 63,423,447,434,494.68
  5. Step 5: Solve for x
    x = 63,423,447,434,494.68/9,151,885.86
  6. Step 6: Final answer
    x = 6,930,095.98

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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.