Home / 12,144,576.60-16,759,474.99-6,637,948.27

Finding the Fourth Proportional to 12,144,576.60, 16,759,474.99 and 6,637,948.27

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Solution

The fourth proportional to 12,144,576.60, 16,759,474.99 and 6,637,948.27 is: 9,160,346.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,144,576.60 : 16,759,474.99 = 6,637,948.27 : x
  2. Step 2: Convert to fraction form
    12,144,576.60/16,759,474.99 = 6,637,948.27/x
  3. Step 3: Cross multiply
    12,144,576.60x = 16,759,474.99 × 6,637,948.27
  4. Step 4: Simplify right side
    12,144,576.60x = 111,248,528,015,978.77
  5. Step 5: Solve for x
    x = 111,248,528,015,978.77/12,144,576.60
  6. Step 6: Final answer
    x = 9,160,346.36

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1.5x scale

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.