Home / 70,349,155.15-97,081,760.47-39,409,542.22

Finding the Fourth Proportional to 70,349,155.15, 97,081,760.47 and 39,409,542.22

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Solution

The fourth proportional to 70,349,155.15, 97,081,760.47 and 39,409,542.22 is: 54,385,127.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,349,155.15 : 97,081,760.47 = 39,409,542.22 : x
  2. Step 2: Convert to fraction form
    70,349,155.15/97,081,760.47 = 39,409,542.22/x
  3. Step 3: Cross multiply
    70,349,155.15x = 97,081,760.47 × 39,409,542.22
  4. Step 4: Simplify right side
    70,349,155.15x = 3,825,947,738,034,392
  5. Step 5: Solve for x
    x = 3,825,947,738,034,392/70,349,155.15
  6. Step 6: Final answer
    x = 54,385,127.01

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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.