Home / 39,581,172.80-59,363,464.80-19,400,897.60

Finding the Fourth Proportional to 39,581,172.80, 59,363,464.80 and 19,400,897.60

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Solution

The fourth proportional to 39,581,172.80, 59,363,464.80 and 19,400,897.60 is: 29,097,280.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,581,172.80 : 59,363,464.80 = 19,400,897.60 : x
  2. Step 2: Convert to fraction form
    39,581,172.80/59,363,464.80 = 19,400,897.60/x
  3. Step 3: Cross multiply
    39,581,172.80x = 59,363,464.80 × 19,400,897.60
  4. Step 4: Simplify right side
    39,581,172.80x = 1,151,704,501,766,004.50
  5. Step 5: Solve for x
    x = 1,151,704,501,766,004.50/39,581,172.80
  6. Step 6: Final answer
    x = 29,097,280.86

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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.