Home / 7,681,749.86-10,600,689.40-4,197,013.64

Finding the Fourth Proportional to 7,681,749.86, 10,600,689.40 and 4,197,013.64

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Solution

The fourth proportional to 7,681,749.86, 10,600,689.40 and 4,197,013.64 is: 5,791,810.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,681,749.86 : 10,600,689.40 = 4,197,013.64 : x
  2. Step 2: Convert to fraction form
    7,681,749.86/10,600,689.40 = 4,197,013.64/x
  3. Step 3: Cross multiply
    7,681,749.86x = 10,600,689.40 × 4,197,013.64
  4. Step 4: Simplify right side
    7,681,749.86x = 44,491,238,005,203.41
  5. Step 5: Solve for x
    x = 44,491,238,005,203.41/7,681,749.86
  6. Step 6: Final answer
    x = 5,791,810.31

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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.