Home / 51,127,560.28-70,557,774.26-30,237,500.31

Finding the Fourth Proportional to 51,127,560.28, 70,557,774.26 and 30,237,500.31

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Solution

The fourth proportional to 51,127,560.28, 70,557,774.26 and 30,237,500.31 is: 41,728,780.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,127,560.28 : 70,557,774.26 = 30,237,500.31 : x
  2. Step 2: Convert to fraction form
    51,127,560.28/70,557,774.26 = 30,237,500.31/x
  3. Step 3: Cross multiply
    51,127,560.28x = 70,557,774.26 × 30,237,500.31
  4. Step 4: Simplify right side
    51,127,560.28x = 2,133,490,720,782,465
  5. Step 5: Solve for x
    x = 2,133,490,720,782,465/51,127,560.28
  6. Step 6: Final answer
    x = 41,728,780.12

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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.