Home / 7,972,897.76-11,001,150.24-4,710,243.68

Finding the Fourth Proportional to 7,972,897.76, 11,001,150.24 and 4,710,243.68

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Solution

The fourth proportional to 7,972,897.76, 11,001,150.24 and 4,710,243.68 is: 6,499,280.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,972,897.76 : 11,001,150.24 = 4,710,243.68 : x
  2. Step 2: Convert to fraction form
    7,972,897.76/11,001,150.24 = 4,710,243.68/x
  3. Step 3: Cross multiply
    7,972,897.76x = 11,001,150.24 × 4,710,243.68
  4. Step 4: Simplify right side
    7,972,897.76x = 51,818,098,390,690.48
  5. Step 5: Solve for x
    x = 51,818,098,390,690.48/7,972,897.76
  6. Step 6: Final answer
    x = 6,499,280.43

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1.5x scale

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.