Home / 28,445,175.54-42,667,784.06-6,879,798

Finding the Fourth Proportional to 28,445,175.54, 42,667,784.06 and 6,879,798

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Solution

The fourth proportional to 28,445,175.54, 42,667,784.06 and 6,879,798 is: 10,319,702.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,445,175.54 : 42,667,784.06 = 6,879,798 : x
  2. Step 2: Convert to fraction form
    28,445,175.54/42,667,784.06 = 6,879,798/x
  3. Step 3: Cross multiply
    28,445,175.54x = 42,667,784.06 × 6,879,798
  4. Step 4: Simplify right side
    28,445,175.54x = 293,545,735,440,419.88
  5. Step 5: Solve for x
    x = 293,545,735,440,419.88/28,445,175.54
  6. Step 6: Final answer
    x = 10,319,702.02

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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.