Home / 72,292,697.93-99,764,041.23-39,253,010.96

Finding the Fourth Proportional to 72,292,697.93, 99,764,041.23 and 39,253,010.96

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Solution

The fourth proportional to 72,292,697.93, 99,764,041.23 and 39,253,010.96 is: 54,169,219.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,292,697.93 : 99,764,041.23 = 39,253,010.96 : x
  2. Step 2: Convert to fraction form
    72,292,697.93/99,764,041.23 = 39,253,010.96/x
  3. Step 3: Cross multiply
    72,292,697.93x = 99,764,041.23 × 39,253,010.96
  4. Step 4: Simplify right side
    72,292,697.93x = 3,916,039,003,316,261.50
  5. Step 5: Solve for x
    x = 3,916,039,003,316,261.50/72,292,697.93
  6. Step 6: Final answer
    x = 54,169,219.24

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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.