Home / 28,603,212.60-42,904,818.90-25,467,929.40

Finding the Fourth Proportional to 28,603,212.60, 42,904,818.90 and 25,467,929.40

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Solution

The fourth proportional to 28,603,212.60, 42,904,818.90 and 25,467,929.40 is: 38,201,894.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,603,212.60 : 42,904,818.90 = 25,467,929.40 : x
  2. Step 2: Convert to fraction form
    28,603,212.60/42,904,818.90 = 25,467,929.40/x
  3. Step 3: Cross multiply
    28,603,212.60x = 42,904,818.90 × 25,467,929.40
  4. Step 4: Simplify right side
    28,603,212.60x = 1,092,696,898,664,985.50
  5. Step 5: Solve for x
    x = 1,092,696,898,664,985.50/28,603,212.60
  6. Step 6: Final answer
    x = 38,201,894.10

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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.