Home / 70,771,362.10-97,661,338.29-39,411,028.74

Finding the Fourth Proportional to 70,771,362.10, 97,661,338.29 and 39,411,028.74

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Solution

The fourth proportional to 70,771,362.10, 97,661,338.29 and 39,411,028.74 is: 54,385,470.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,771,362.10 : 97,661,338.29 = 39,411,028.74 : x
  2. Step 2: Convert to fraction form
    70,771,362.10/97,661,338.29 = 39,411,028.74/x
  3. Step 3: Cross multiply
    70,771,362.10x = 97,661,338.29 × 39,411,028.74
  4. Step 4: Simplify right side
    70,771,362.10x = 3,848,933,810,134,053
  5. Step 5: Solve for x
    x = 3,848,933,810,134,053/70,771,362.10
  6. Step 6: Final answer
    x = 54,385,470.28

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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.