Home / 12,452,448.40-18,672,451.80-5,713,248.40

Finding the Fourth Proportional to 12,452,448.40, 18,672,451.80 and 5,713,248.40

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Solution

The fourth proportional to 12,452,448.40, 18,672,451.80 and 5,713,248.40 is: 8,567,018.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452,448.40 : 18,672,451.80 = 5,713,248.40 : x
  2. Step 2: Convert to fraction form
    12,452,448.40/18,672,451.80 = 5,713,248.40/x
  3. Step 3: Cross multiply
    12,452,448.40x = 18,672,451.80 × 5,713,248.40
  4. Step 4: Simplify right side
    12,452,448.40x = 106,680,355,370,427.12
  5. Step 5: Solve for x
    x = 106,680,355,370,427.12/12,452,448.40
  6. Step 6: Final answer
    x = 8,567,018.46

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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.