Home / 29,778,051.60-44,709,067.80-18,440,643.60

Finding the Fourth Proportional to 29,778,051.60, 44,709,067.80 and 18,440,643.60

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Solution

The fourth proportional to 29,778,051.60, 44,709,067.80 and 18,440,643.60 is: 27,686,968.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,778,051.60 : 44,709,067.80 = 18,440,643.60 : x
  2. Step 2: Convert to fraction form
    29,778,051.60/44,709,067.80 = 18,440,643.60/x
  3. Step 3: Cross multiply
    29,778,051.60x = 44,709,067.80 × 18,440,643.60
  4. Step 4: Simplify right side
    29,778,051.60x = 824,463,984,988,036.12
  5. Step 5: Solve for x
    x = 824,463,984,988,036.12/29,778,051.60
  6. Step 6: Final answer
    x = 27,686,968.78

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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.