Home / 7,335,857.24-10,122,979.47-4,072,417.82

Finding the Fourth Proportional to 7,335,857.24, 10,122,979.47 and 4,072,417.82

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Solution

The fourth proportional to 7,335,857.24, 10,122,979.47 and 4,072,417.82 is: 5,619,657.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,335,857.24 : 10,122,979.47 = 4,072,417.82 : x
  2. Step 2: Convert to fraction form
    7,335,857.24/10,122,979.47 = 4,072,417.82/x
  3. Step 3: Cross multiply
    7,335,857.24x = 10,122,979.47 × 4,072,417.82
  4. Step 4: Simplify right side
    7,335,857.24x = 41,225,001,985,122.16
  5. Step 5: Solve for x
    x = 41,225,001,985,122.16/7,335,857.24
  6. Step 6: Final answer
    x = 5,619,657.07

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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.