Home / 9,372,510.57-12,935,261.16-5,242,771.11

Finding the Fourth Proportional to 9,372,510.57, 12,935,261.16 and 5,242,771.11

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Solution

The fourth proportional to 9,372,510.57, 12,935,261.16 and 5,242,771.11 is: 7,235,693.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,372,510.57 : 12,935,261.16 = 5,242,771.11 : x
  2. Step 2: Convert to fraction form
    9,372,510.57/12,935,261.16 = 5,242,771.11/x
  3. Step 3: Cross multiply
    9,372,510.57x = 12,935,261.16 × 5,242,771.11
  4. Step 4: Simplify right side
    9,372,510.57x = 67,816,613,509,953.09
  5. Step 5: Solve for x
    x = 67,816,613,509,953.09/9,372,510.57
  6. Step 6: Final answer
    x = 7,235,693.47

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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.