Home / 31,241,562.24-46,672,358.72-20,221,985.52

Finding the Fourth Proportional to 31,241,562.24, 46,672,358.72 and 20,221,985.52

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Solution

The fourth proportional to 31,241,562.24, 46,672,358.72 and 20,221,985.52 is: 30,210,005.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,241,562.24 : 46,672,358.72 = 20,221,985.52 : x
  2. Step 2: Convert to fraction form
    31,241,562.24/46,672,358.72 = 20,221,985.52/x
  3. Step 3: Cross multiply
    31,241,562.24x = 46,672,358.72 × 20,221,985.52
  4. Step 4: Simplify right side
    31,241,562.24x = 943,807,762,220,085.75
  5. Step 5: Solve for x
    x = 943,807,762,220,085.75/31,241,562.24
  6. Step 6: Final answer
    x = 30,210,005.34

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.