Home / 9,272,822.13-12,796,303.90-5,142,186.70

Finding the Fourth Proportional to 9,272,822.13, 12,796,303.90 and 5,142,186.70

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Solution

The fourth proportional to 9,272,822.13, 12,796,303.90 and 5,142,186.70 is: 7,096,111.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,272,822.13 : 12,796,303.90 = 5,142,186.70 : x
  2. Step 2: Convert to fraction form
    9,272,822.13/12,796,303.90 = 5,142,186.70/x
  3. Step 3: Cross multiply
    9,272,822.13x = 12,796,303.90 × 5,142,186.70
  4. Step 4: Simplify right side
    9,272,822.13x = 65,800,983,723,738.13
  5. Step 5: Solve for x
    x = 65,800,983,723,738.13/9,272,822.13
  6. Step 6: Final answer
    x = 7,096,111.93

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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.