Home / 28,296,442.90-42,444,664.35-10,109,350.90

Finding the Fourth Proportional to 28,296,442.90, 42,444,664.35 and 10,109,350.90

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Solution

The fourth proportional to 28,296,442.90, 42,444,664.35 and 10,109,350.90 is: 15,164,026.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,296,442.90 : 42,444,664.35 = 10,109,350.90 : x
  2. Step 2: Convert to fraction form
    28,296,442.90/42,444,664.35 = 10,109,350.90/x
  3. Step 3: Cross multiply
    28,296,442.90x = 42,444,664.35 × 10,109,350.90
  4. Step 4: Simplify right side
    28,296,442.90x = 429,088,005,746,870.44
  5. Step 5: Solve for x
    x = 429,088,005,746,870.44/28,296,442.90
  6. Step 6: Final answer
    x = 15,164,026.35

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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.