Home / 37,988,552.95-52,418,405.69-21,462,647.72

Finding the Fourth Proportional to 37,988,552.95, 52,418,405.69 and 21,462,647.72

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Solution

The fourth proportional to 37,988,552.95, 52,418,405.69 and 21,462,647.72 is: 29,615,178.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,988,552.95 : 52,418,405.69 = 21,462,647.72 : x
  2. Step 2: Convert to fraction form
    37,988,552.95/52,418,405.69 = 21,462,647.72/x
  3. Step 3: Cross multiply
    37,988,552.95x = 52,418,405.69 × 21,462,647.72
  4. Step 4: Simplify right side
    37,988,552.95x = 1,125,037,775,368,513.38
  5. Step 5: Solve for x
    x = 1,125,037,775,368,513.38/37,988,552.95
  6. Step 6: Final answer
    x = 29,615,178.47

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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.