Home / 42,141,228.80-63,211,867.68-11,849,091.68

Finding the Fourth Proportional to 42,141,228.80, 63,211,867.68 and 11,849,091.68

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Solution

The fourth proportional to 42,141,228.80, 63,211,867.68 and 11,849,091.68 is: 17,773,644.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,141,228.80 : 63,211,867.68 = 11,849,091.68 : x
  2. Step 2: Convert to fraction form
    42,141,228.80/63,211,867.68 = 11,849,091.68/x
  3. Step 3: Cross multiply
    42,141,228.80x = 63,211,867.68 × 11,849,091.68
  4. Step 4: Simplify right side
    42,141,228.80x = 749,003,215,404,348.88
  5. Step 5: Solve for x
    x = 749,003,215,404,348.88/42,141,228.80
  6. Step 6: Final answer
    x = 17,773,644.40

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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.