Home / 7,816,507.20-11,721,996-3,717,345.60

Finding the Fourth Proportional to 7,816,507.20, 11,721,996 and 3,717,345.60

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Solution

The fourth proportional to 7,816,507.20, 11,721,996 and 3,717,345.60 is: 5,574,703.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,816,507.20 : 11,721,996 = 3,717,345.60 : x
  2. Step 2: Convert to fraction form
    7,816,507.20/11,721,996 = 3,717,345.60/x
  3. Step 3: Cross multiply
    7,816,507.20x = 11,721,996 × 3,717,345.60
  4. Step 4: Simplify right side
    7,816,507.20x = 43,574,710,253,817.60
  5. Step 5: Solve for x
    x = 43,574,710,253,817.60/7,816,507.20
  6. Step 6: Final answer
    x = 5,574,703.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.