Home / 7,320,130.62-10,101,781.20-4,057,156.01

Finding the Fourth Proportional to 7,320,130.62, 10,101,781.20 and 4,057,156.01

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Solution

The fourth proportional to 7,320,130.62, 10,101,781.20 and 4,057,156.01 is: 5,598,875.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,320,130.62 : 10,101,781.20 = 4,057,156.01 : x
  2. Step 2: Convert to fraction form
    7,320,130.62/10,101,781.20 = 4,057,156.01/x
  3. Step 3: Cross multiply
    7,320,130.62x = 10,101,781.20 × 4,057,156.01
  4. Step 4: Simplify right side
    7,320,130.62x = 40,984,502,307,285.01
  5. Step 5: Solve for x
    x = 40,984,502,307,285.01/7,320,130.62
  6. Step 6: Final answer
    x = 5,598,875.82

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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.