Home / 14,153,444.61-19,530,646.04-7,874,188.53

Finding the Fourth Proportional to 14,153,444.61, 19,530,646.04 and 7,874,188.53

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Solution

The fourth proportional to 14,153,444.61, 19,530,646.04 and 7,874,188.53 is: 10,865,764.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,153,444.61 : 19,530,646.04 = 7,874,188.53 : x
  2. Step 2: Convert to fraction form
    14,153,444.61/19,530,646.04 = 7,874,188.53/x
  3. Step 3: Cross multiply
    14,153,444.61x = 19,530,646.04 × 7,874,188.53
  4. Step 4: Simplify right side
    14,153,444.61x = 153,787,988,992,287
  5. Step 5: Solve for x
    x = 153,787,988,992,287/14,153,444.61
  6. Step 6: Final answer
    x = 10,865,764.01

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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.