Home / 15,771,400.03-21,764,516.83-8,528,038.75

Finding the Fourth Proportional to 15,771,400.03, 21,764,516.83 and 8,528,038.75

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Solution

The fourth proportional to 15,771,400.03, 21,764,516.83 and 8,528,038.75 is: 11,768,685.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,771,400.03 : 21,764,516.83 = 8,528,038.75 : x
  2. Step 2: Convert to fraction form
    15,771,400.03/21,764,516.83 = 8,528,038.75/x
  3. Step 3: Cross multiply
    15,771,400.03x = 21,764,516.83 × 8,528,038.75
  4. Step 4: Simplify right side
    15,771,400.03x = 185,608,642,901,267.16
  5. Step 5: Solve for x
    x = 185,608,642,901,267.16/15,771,400.03
  6. Step 6: Final answer
    x = 11,768,685.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.