Home / 63,143,136-87,137,527.68-34,169,760

Finding the Fourth Proportional to 63,143,136, 87,137,527.68 and 34,169,760

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Solution

The fourth proportional to 63,143,136, 87,137,527.68 and 34,169,760 is: 47,154,268.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,143,136 : 87,137,527.68 = 34,169,760 : x
  2. Step 2: Convert to fraction form
    63,143,136/87,137,527.68 = 34,169,760/x
  3. Step 3: Cross multiply
    63,143,136x = 87,137,527.68 × 34,169,760
  4. Step 4: Simplify right side
    63,143,136x = 2,977,468,407,818,957
  5. Step 5: Solve for x
    x = 2,977,468,407,818,957/63,143,136
  6. Step 6: Final answer
    x = 47,154,268.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.