Home / 53,267,405.67-79,670,288.34-31,355,564.22

Finding the Fourth Proportional to 53,267,405.67, 79,670,288.34 and 31,355,564.22

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Solution

The fourth proportional to 53,267,405.67, 79,670,288.34 and 31,355,564.22 is: 46,897,475.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,267,405.67 : 79,670,288.34 = 31,355,564.22 : x
  2. Step 2: Convert to fraction form
    53,267,405.67/79,670,288.34 = 31,355,564.22/x
  3. Step 3: Cross multiply
    53,267,405.67x = 79,670,288.34 × 31,355,564.22
  4. Step 4: Simplify right side
    53,267,405.67x = 2,498,106,842,470,787
  5. Step 5: Solve for x
    x = 2,498,106,842,470,787/53,267,405.67
  6. Step 6: Final answer
    x = 46,897,475.31

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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.