Home / 8,716,986.86-12,046,032.72-6,537,746.61

Finding the Fourth Proportional to 8,716,986.86, 12,046,032.72 and 6,537,746.61

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Solution

The fourth proportional to 8,716,986.86, 12,046,032.72 and 6,537,746.61 is: 9,034,533.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,716,986.86 : 12,046,032.72 = 6,537,746.61 : x
  2. Step 2: Convert to fraction form
    8,716,986.86/12,046,032.72 = 6,537,746.61/x
  3. Step 3: Cross multiply
    8,716,986.86x = 12,046,032.72 × 6,537,746.61
  4. Step 4: Simplify right side
    8,716,986.86x = 78,753,909,579,129.09
  5. Step 5: Solve for x
    x = 78,753,909,579,129.09/8,716,986.86
  6. Step 6: Final answer
    x = 9,034,533.48

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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.