Home / 12,291,973.60-18,437,960.40-6,552,410.80

Finding the Fourth Proportional to 12,291,973.60, 18,437,960.40 and 6,552,410.80

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Solution

The fourth proportional to 12,291,973.60, 18,437,960.40 and 6,552,410.80 is: 9,828,616.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,291,973.60 : 18,437,960.40 = 6,552,410.80 : x
  2. Step 2: Convert to fraction form
    12,291,973.60/18,437,960.40 = 6,552,410.80/x
  3. Step 3: Cross multiply
    12,291,973.60x = 18,437,960.40 × 6,552,410.80
  4. Step 4: Simplify right side
    12,291,973.60x = 120,813,090,854,932.31
  5. Step 5: Solve for x
    x = 120,813,090,854,932.31/12,291,973.60
  6. Step 6: Final answer
    x = 9,828,616.20

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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.