Home / 39,439,927.89-59,162,945.54-13,178,854.44

Finding the Fourth Proportional to 39,439,927.89, 59,162,945.54 and 13,178,854.44

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Solution

The fourth proportional to 39,439,927.89, 59,162,945.54 and 13,178,854.44 is: 19,769,302.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,439,927.89 : 59,162,945.54 = 13,178,854.44 : x
  2. Step 2: Convert to fraction form
    39,439,927.89/59,162,945.54 = 13,178,854.44/x
  3. Step 3: Cross multiply
    39,439,927.89x = 59,162,945.54 × 13,178,854.44
  4. Step 4: Simplify right side
    39,439,927.89x = 779,699,847,447,412.88
  5. Step 5: Solve for x
    x = 779,699,847,447,412.88/39,439,927.89
  6. Step 6: Final answer
    x = 19,769,302.05

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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.