Home / 8,216,671.35-11,336,969.28-5,312,567.73

Finding the Fourth Proportional to 8,216,671.35, 11,336,969.28 and 5,312,567.73

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Solution

The fourth proportional to 8,216,671.35, 11,336,969.28 and 5,312,567.73 is: 7,330,026.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,216,671.35 : 11,336,969.28 = 5,312,567.73 : x
  2. Step 2: Convert to fraction form
    8,216,671.35/11,336,969.28 = 5,312,567.73/x
  3. Step 3: Cross multiply
    8,216,671.35x = 11,336,969.28 × 5,312,567.73
  4. Step 4: Simplify right side
    8,216,671.35x = 60,228,417,152,929.34
  5. Step 5: Solve for x
    x = 60,228,417,152,929.34/8,216,671.35
  6. Step 6: Final answer
    x = 7,330,026.31

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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.