Home / 7,320,440.61-10,102,283.16-4,057,328.07

Finding the Fourth Proportional to 7,320,440.61, 10,102,283.16 and 4,057,328.07

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Solution

The fourth proportional to 7,320,440.61, 10,102,283.16 and 4,057,328.07 is: 5,599,154.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,320,440.61 : 10,102,283.16 = 4,057,328.07 : x
  2. Step 2: Convert to fraction form
    7,320,440.61/10,102,283.16 = 4,057,328.07/x
  3. Step 3: Cross multiply
    7,320,440.61x = 10,102,283.16 × 4,057,328.07
  4. Step 4: Simplify right side
    7,320,440.61x = 40,988,277,036,156.30
  5. Step 5: Solve for x
    x = 40,988,277,036,156.30/7,320,440.61
  6. Step 6: Final answer
    x = 5,599,154.37

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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.