Home / 69,984,066.90-104,976,100.35-61,026,114.90

Finding the Fourth Proportional to 69,984,066.90, 104,976,100.35 and 61,026,114.90

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Solution

The fourth proportional to 69,984,066.90, 104,976,100.35 and 61,026,114.90 is: 91,539,172.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,066.90 : 104,976,100.35 = 61,026,114.90 : x
  2. Step 2: Convert to fraction form
    69,984,066.90/104,976,100.35 = 61,026,114.90/x
  3. Step 3: Cross multiply
    69,984,066.90x = 104,976,100.35 × 61,026,114.90
  4. Step 4: Simplify right side
    69,984,066.90x = 6,406,283,561,713,030
  5. Step 5: Solve for x
    x = 6,406,283,561,713,030/69,984,066.90
  6. Step 6: Final answer
    x = 91,539,172.35

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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.