Home / 14,022,118.61-21,035,904.71-5,385,587.16

Finding the Fourth Proportional to 14,022,118.61, 21,035,904.71 and 5,385,587.16

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Solution

The fourth proportional to 14,022,118.61, 21,035,904.71 and 5,385,587.16 is: 8,079,428.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,022,118.61 : 21,035,904.71 = 5,385,587.16 : x
  2. Step 2: Convert to fraction form
    14,022,118.61/21,035,904.71 = 5,385,587.16/x
  3. Step 3: Cross multiply
    14,022,118.61x = 21,035,904.71 × 5,385,587.16
  4. Step 4: Simplify right side
    14,022,118.61x = 113,290,698,305,159.53
  5. Step 5: Solve for x
    x = 113,290,698,305,159.53/14,022,118.61
  6. Step 6: Final answer
    x = 8,079,428.04

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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.