Home / 19,999,335.69-27,601,326.41-11,298,068.78

Finding the Fourth Proportional to 19,999,335.69, 27,601,326.41 and 11,298,068.78

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Solution

The fourth proportional to 19,999,335.69, 27,601,326.41 and 11,298,068.78 is: 15,592,602.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,999,335.69 : 27,601,326.41 = 11,298,068.78 : x
  2. Step 2: Convert to fraction form
    19,999,335.69/27,601,326.41 = 11,298,068.78/x
  3. Step 3: Cross multiply
    19,999,335.69x = 27,601,326.41 × 11,298,068.78
  4. Step 4: Simplify right side
    19,999,335.69x = 311,841,684,004,913.50
  5. Step 5: Solve for x
    x = 311,841,684,004,913.50/19,999,335.69
  6. Step 6: Final answer
    x = 15,592,602.12

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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.