Home / 8,655,462-12,984,374.12-3,605,591.52

Finding the Fourth Proportional to 8,655,462, 12,984,374.12 and 3,605,591.52

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Solution

The fourth proportional to 8,655,462, 12,984,374.12 and 3,605,591.52 is: 5,408,879.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,655,462 : 12,984,374.12 = 3,605,591.52 : x
  2. Step 2: Convert to fraction form
    8,655,462/12,984,374.12 = 3,605,591.52/x
  3. Step 3: Cross multiply
    8,655,462x = 12,984,374.12 × 3,605,591.52
  4. Step 4: Simplify right side
    8,655,462x = 46,816,349,219,579.46
  5. Step 5: Solve for x
    x = 46,816,349,219,579.46/8,655,462
  6. Step 6: Final answer
    x = 5,408,879.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.