Home / 13,956,296.52-20,931,685.38-13,264,196.16

Finding the Fourth Proportional to 13,956,296.52, 20,931,685.38 and 13,264,196.16

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Solution

The fourth proportional to 13,956,296.52, 20,931,685.38 and 13,264,196.16 is: 19,893,671.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,956,296.52 : 20,931,685.38 = 13,264,196.16 : x
  2. Step 2: Convert to fraction form
    13,956,296.52/20,931,685.38 = 13,264,196.16/x
  3. Step 3: Cross multiply
    13,956,296.52x = 20,931,685.38 × 13,264,196.16
  4. Step 4: Simplify right side
    13,956,296.52x = 277,641,980,839,724.12
  5. Step 5: Solve for x
    x = 277,641,980,839,724.12/13,956,296.52
  6. Step 6: Final answer
    x = 19,893,671.68

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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.