Home / 9,345,700.13-12,897,234.14-5,481,008.69

Finding the Fourth Proportional to 9,345,700.13, 12,897,234.14 and 5,481,008.69

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Solution

The fourth proportional to 9,345,700.13, 12,897,234.14 and 5,481,008.69 is: 7,563,890.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,345,700.13 : 12,897,234.14 = 5,481,008.69 : x
  2. Step 2: Convert to fraction form
    9,345,700.13/12,897,234.14 = 5,481,008.69/x
  3. Step 3: Cross multiply
    9,345,700.13x = 12,897,234.14 × 5,481,008.69
  4. Step 4: Simplify right side
    9,345,700.13x = 70,689,852,306,413.45
  5. Step 5: Solve for x
    x = 70,689,852,306,413.45/9,345,700.13
  6. Step 6: Final answer
    x = 7,563,890.49

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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.