Home / 13,267,526.08-19,901,221.44-5,181,322.72

Finding the Fourth Proportional to 13,267,526.08, 19,901,221.44 and 5,181,322.72

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Solution

The fourth proportional to 13,267,526.08, 19,901,221.44 and 5,181,322.72 is: 7,771,957.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,267,526.08 : 19,901,221.44 = 5,181,322.72 : x
  2. Step 2: Convert to fraction form
    13,267,526.08/19,901,221.44 = 5,181,322.72/x
  3. Step 3: Cross multiply
    13,267,526.08x = 19,901,221.44 × 5,181,322.72
  4. Step 4: Simplify right side
    13,267,526.08x = 103,114,650,802,823.12
  5. Step 5: Solve for x
    x = 103,114,650,802,823.12/13,267,526.08
  6. Step 6: Final answer
    x = 7,771,957.65

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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.