Home / 53,415,494.04-80,081,384.04-21,091,591.38

Finding the Fourth Proportional to 53,415,494.04, 80,081,384.04 and 21,091,591.38

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Solution

The fourth proportional to 53,415,494.04, 80,081,384.04 and 21,091,591.38 is: 31,620,859.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,415,494.04 : 80,081,384.04 = 21,091,591.38 : x
  2. Step 2: Convert to fraction form
    53,415,494.04/80,081,384.04 = 21,091,591.38/x
  3. Step 3: Cross multiply
    53,415,494.04x = 80,081,384.04 × 21,091,591.38
  4. Step 4: Simplify right side
    53,415,494.04x = 1,689,043,829,316,533.75
  5. Step 5: Solve for x
    x = 1,689,043,829,316,533.75/53,415,494.04
  6. Step 6: Final answer
    x = 31,620,859.45

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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.