Home / 73,292,099.91-109,938,087.29-18,704,681.06

Finding the Fourth Proportional to 73,292,099.91, 109,938,087.29 and 18,704,681.06

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Solution

The fourth proportional to 73,292,099.91, 109,938,087.29 and 18,704,681.06 is: 28,057,005.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,292,099.91 : 109,938,087.29 = 18,704,681.06 : x
  2. Step 2: Convert to fraction form
    73,292,099.91/109,938,087.29 = 18,704,681.06/x
  3. Step 3: Cross multiply
    73,292,099.91x = 109,938,087.29 × 18,704,681.06
  4. Step 4: Simplify right side
    73,292,099.91x = 2,056,356,858,462,675.75
  5. Step 5: Solve for x
    x = 2,056,356,858,462,675.75/73,292,099.91
  6. Step 6: Final answer
    x = 28,057,005.61

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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.