Home / 13,250,688.40-19,876,032.60-4,275,240.40

Finding the Fourth Proportional to 13,250,688.40, 19,876,032.60 and 4,275,240.40

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Solution

The fourth proportional to 13,250,688.40, 19,876,032.60 and 4,275,240.40 is: 6,412,860.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,250,688.40 : 19,876,032.60 = 4,275,240.40 : x
  2. Step 2: Convert to fraction form
    13,250,688.40/19,876,032.60 = 4,275,240.40/x
  3. Step 3: Cross multiply
    13,250,688.40x = 19,876,032.60 × 4,275,240.40
  4. Step 4: Simplify right side
    13,250,688.40x = 84,974,817,563,237.05
  5. Step 5: Solve for x
    x = 84,974,817,563,237.05/13,250,688.40
  6. Step 6: Final answer
    x = 6,412,860.60

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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.