Home / 8,722,491.21-12,037,038.41-4,854,929.33

Finding the Fourth Proportional to 8,722,491.21, 12,037,038.41 and 4,854,929.33

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Solution

The fourth proportional to 8,722,491.21, 12,037,038.41 and 4,854,929.33 is: 6,699,802.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,722,491.21 : 12,037,038.41 = 4,854,929.33 : x
  2. Step 2: Convert to fraction form
    8,722,491.21/12,037,038.41 = 4,854,929.33/x
  3. Step 3: Cross multiply
    8,722,491.21x = 12,037,038.41 × 4,854,929.33
  4. Step 4: Simplify right side
    8,722,491.21x = 58,438,970,865,275.48
  5. Step 5: Solve for x
    x = 58,438,970,865,275.48/8,722,491.21
  6. Step 6: Final answer
    x = 6,699,802.78

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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.