Home / 14,570,199.64-20,109,508.14-8,690,211.16

Finding the Fourth Proportional to 14,570,199.64, 20,109,508.14 and 8,690,211.16

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Solution

The fourth proportional to 14,570,199.64, 20,109,508.14 and 8,690,211.16 is: 11,994,061.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,570,199.64 : 20,109,508.14 = 8,690,211.16 : x
  2. Step 2: Convert to fraction form
    14,570,199.64/20,109,508.14 = 8,690,211.16/x
  3. Step 3: Cross multiply
    14,570,199.64x = 20,109,508.14 × 8,690,211.16
  4. Step 4: Simplify right side
    14,570,199.64x = 174,755,872,060,338.84
  5. Step 5: Solve for x
    x = 174,755,872,060,338.84/14,570,199.64
  6. Step 6: Final answer
    x = 11,994,061.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.