Home / 28,376,672.33-42,565,009.06-6,811,274.02

Finding the Fourth Proportional to 28,376,672.33, 42,565,009.06 and 6,811,274.02

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Solution

The fourth proportional to 28,376,672.33, 42,565,009.06 and 6,811,274.02 is: 10,216,911.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,376,672.33 : 42,565,009.06 = 6,811,274.02 : x
  2. Step 2: Convert to fraction form
    28,376,672.33/42,565,009.06 = 6,811,274.02/x
  3. Step 3: Cross multiply
    28,376,672.33x = 42,565,009.06 × 6,811,274.02
  4. Step 4: Simplify right side
    28,376,672.33x = 289,921,940,337,386.25
  5. Step 5: Solve for x
    x = 289,921,940,337,386.25/28,376,672.33
  6. Step 6: Final answer
    x = 10,216,911.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.