Home / 7,578,575.36-10,465,418.40-4,867,045.28

Finding the Fourth Proportional to 7,578,575.36, 10,465,418.40 and 4,867,045.28

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Solution

The fourth proportional to 7,578,575.36, 10,465,418.40 and 4,867,045.28 is: 6,721,007.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,578,575.36 : 10,465,418.40 = 4,867,045.28 : x
  2. Step 2: Convert to fraction form
    7,578,575.36/10,465,418.40 = 4,867,045.28/x
  3. Step 3: Cross multiply
    7,578,575.36x = 10,465,418.40 × 4,867,045.28
  4. Step 4: Simplify right side
    7,578,575.36x = 50,935,665,226,945.16
  5. Step 5: Solve for x
    x = 50,935,665,226,945.16/7,578,575.36
  6. Step 6: Final answer
    x = 6,721,007.95

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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.