Home / 9,537,701.76-13,161,968.64-5,408,516.16

Finding the Fourth Proportional to 9,537,701.76, 13,161,968.64 and 5,408,516.16

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Solution

The fourth proportional to 9,537,701.76, 13,161,968.64 and 5,408,516.16 is: 7,463,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,537,701.76 : 13,161,968.64 = 5,408,516.16 : x
  2. Step 2: Convert to fraction form
    9,537,701.76/13,161,968.64 = 5,408,516.16/x
  3. Step 3: Cross multiply
    9,537,701.76x = 13,161,968.64 × 5,408,516.16
  4. Step 4: Simplify right side
    9,537,701.76x = 71,186,720,086,853.23
  5. Step 5: Solve for x
    x = 71,186,720,086,853.23/9,537,701.76
  6. Step 6: Final answer
    x = 7,463,718.40

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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.