Home / 8,879,871.63-12,254,262.12-4,805,491.71

Finding the Fourth Proportional to 8,879,871.63, 12,254,262.12 and 4,805,491.71

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Solution

The fourth proportional to 8,879,871.63, 12,254,262.12 and 4,805,491.71 is: 6,631,599.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,879,871.63 : 12,254,262.12 = 4,805,491.71 : x
  2. Step 2: Convert to fraction form
    8,879,871.63/12,254,262.12 = 4,805,491.71/x
  3. Step 3: Cross multiply
    8,879,871.63x = 12,254,262.12 × 4,805,491.71
  4. Step 4: Simplify right side
    8,879,871.63x = 58,887,755,029,827.02
  5. Step 5: Solve for x
    x = 58,887,755,029,827.02/8,879,871.63
  6. Step 6: Final answer
    x = 6,631,599.81

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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.