Home / 7,081,120.14-10,581,369.38-5,316,897.82

Finding the Fourth Proportional to 7,081,120.14, 10,581,369.38 and 5,316,897.82

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Solution

The fourth proportional to 7,081,120.14, 10,581,369.38 and 5,316,897.82 is: 7,945,079.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,081,120.14 : 10,581,369.38 = 5,316,897.82 : x
  2. Step 2: Convert to fraction form
    7,081,120.14/10,581,369.38 = 5,316,897.82/x
  3. Step 3: Cross multiply
    7,081,120.14x = 10,581,369.38 × 5,316,897.82
  4. Step 4: Simplify right side
    7,081,120.14x = 56,260,059,780,957.51
  5. Step 5: Solve for x
    x = 56,260,059,780,957.51/7,081,120.14
  6. Step 6: Final answer
    x = 7,945,079.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.