Home / 38,148,264.19-52,645,988.94-21,853,889.47

Finding the Fourth Proportional to 38,148,264.19, 52,645,988.94 and 21,853,889.47

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Solution

The fourth proportional to 38,148,264.19, 52,645,988.94 and 21,853,889.47 is: 30,159,160.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,148,264.19 : 52,645,988.94 = 21,853,889.47 : x
  2. Step 2: Convert to fraction form
    38,148,264.19/52,645,988.94 = 21,853,889.47/x
  3. Step 3: Cross multiply
    38,148,264.19x = 52,645,988.94 × 21,853,889.47
  4. Step 4: Simplify right side
    38,148,264.19x = 1,150,519,623,333,602.25
  5. Step 5: Solve for x
    x = 1,150,519,623,333,602.25/38,148,264.19
  6. Step 6: Final answer
    x = 30,159,160.52

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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.