Home / 52,485,516.83-78,719,303.88-14,138,062.80

Finding the Fourth Proportional to 52,485,516.83, 78,719,303.88 and 14,138,062.80

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Solution

The fourth proportional to 52,485,516.83, 78,719,303.88 and 14,138,062.80 is: 21,204,677.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,485,516.83 : 78,719,303.88 = 14,138,062.80 : x
  2. Step 2: Convert to fraction form
    52,485,516.83/78,719,303.88 = 14,138,062.80/x
  3. Step 3: Cross multiply
    52,485,516.83x = 78,719,303.88 × 14,138,062.80
  4. Step 4: Simplify right side
    52,485,516.83x = 1,112,938,461,827,723.62
  5. Step 5: Solve for x
    x = 1,112,938,461,827,723.62/52,485,516.83
  6. Step 6: Final answer
    x = 21,204,677.58

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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.