Home / 76,127,810.64-105,053,563.08-41,319,760.56

Finding the Fourth Proportional to 76,127,810.64, 105,053,563.08 and 41,319,760.56

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Solution

The fourth proportional to 76,127,810.64, 105,053,563.08 and 41,319,760.56 is: 57,019,741.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,127,810.64 : 105,053,563.08 = 41,319,760.56 : x
  2. Step 2: Convert to fraction form
    76,127,810.64/105,053,563.08 = 41,319,760.56/x
  3. Step 3: Cross multiply
    76,127,810.64x = 105,053,563.08 × 41,319,760.56
  4. Step 4: Simplify right side
    76,127,810.64x = 4,340,788,072,440,456.50
  5. Step 5: Solve for x
    x = 4,340,788,072,440,456.50/76,127,810.64
  6. Step 6: Final answer
    x = 57,019,741.35

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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.