Home / 56,165,719.80-84,248,579.70-27,430,289.40

Finding the Fourth Proportional to 56,165,719.80, 84,248,579.70 and 27,430,289.40

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Solution

The fourth proportional to 56,165,719.80, 84,248,579.70 and 27,430,289.40 is: 41,145,434.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,165,719.80 : 84,248,579.70 = 27,430,289.40 : x
  2. Step 2: Convert to fraction form
    56,165,719.80/84,248,579.70 = 27,430,289.40/x
  3. Step 3: Cross multiply
    56,165,719.80x = 84,248,579.70 × 27,430,289.40
  4. Step 4: Simplify right side
    56,165,719.80x = 2,310,962,922,709,965
  5. Step 5: Solve for x
    x = 2,310,962,922,709,965/56,165,719.80
  6. Step 6: Final answer
    x = 41,145,434.10

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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.