Home / 56,893,857.42-85,331,160.56-15,943,871.87

Finding the Fourth Proportional to 56,893,857.42, 85,331,160.56 and 15,943,871.87

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Solution

The fourth proportional to 56,893,857.42, 85,331,160.56 and 15,943,871.87 is: 23,913,110.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,893,857.42 : 85,331,160.56 = 15,943,871.87 : x
  2. Step 2: Convert to fraction form
    56,893,857.42/85,331,160.56 = 15,943,871.87/x
  3. Step 3: Cross multiply
    56,893,857.42x = 85,331,160.56 × 15,943,871.87
  4. Step 4: Simplify right side
    56,893,857.42x = 1,360,509,089,980,662.50
  5. Step 5: Solve for x
    x = 1,360,509,089,980,662.50/56,893,857.42
  6. Step 6: Final answer
    x = 23,913,110.34

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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.