Home / 28,124,994.80-42,188,874.60-14,688,066.80

Finding the Fourth Proportional to 28,124,994.80, 42,188,874.60 and 14,688,066.80

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Solution

The fourth proportional to 28,124,994.80, 42,188,874.60 and 14,688,066.80 is: 22,032,822.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,124,994.80 : 42,188,874.60 = 14,688,066.80 : x
  2. Step 2: Convert to fraction form
    28,124,994.80/42,188,874.60 = 14,688,066.80/x
  3. Step 3: Cross multiply
    28,124,994.80x = 42,188,874.60 × 14,688,066.80
  4. Step 4: Simplify right side
    28,124,994.80x = 619,673,008,341,623.38
  5. Step 5: Solve for x
    x = 619,673,008,341,623.38/28,124,994.80
  6. Step 6: Final answer
    x = 22,032,822.15

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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.