Home / 31,387,957.60-47,081,936.40-16,246,530.40

Finding the Fourth Proportional to 31,387,957.60, 47,081,936.40 and 16,246,530.40

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Solution

The fourth proportional to 31,387,957.60, 47,081,936.40 and 16,246,530.40 is: 24,369,795.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,387,957.60 : 47,081,936.40 = 16,246,530.40 : x
  2. Step 2: Convert to fraction form
    31,387,957.60/47,081,936.40 = 16,246,530.40/x
  3. Step 3: Cross multiply
    31,387,957.60x = 47,081,936.40 × 16,246,530.40
  4. Step 4: Simplify right side
    31,387,957.60x = 764,918,111,013,466.50
  5. Step 5: Solve for x
    x = 764,918,111,013,466.50/31,387,957.60
  6. Step 6: Final answer
    x = 24,369,795.60

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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.