Home / 56,162,405.80-84,243,608.70-31,975,935.40

Finding the Fourth Proportional to 56,162,405.80, 84,243,608.70 and 31,975,935.40

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Solution

The fourth proportional to 56,162,405.80, 84,243,608.70 and 31,975,935.40 is: 47,963,903.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,162,405.80 : 84,243,608.70 = 31,975,935.40 : x
  2. Step 2: Convert to fraction form
    56,162,405.80/84,243,608.70 = 31,975,935.40/x
  3. Step 3: Cross multiply
    56,162,405.80x = 84,243,608.70 × 31,975,935.40
  4. Step 4: Simplify right side
    56,162,405.80x = 2,693,768,189,654,078
  5. Step 5: Solve for x
    x = 2,693,768,189,654,078/56,162,405.80
  6. Step 6: Final answer
    x = 47,963,903.10

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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.