Home / 22,751,557.02-31,397,259.69-12,438,280.62

Finding the Fourth Proportional to 22,751,557.02, 31,397,259.69 and 12,438,280.62

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Solution

The fourth proportional to 22,751,557.02, 31,397,259.69 and 12,438,280.62 is: 17,164,887.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,751,557.02 : 31,397,259.69 = 12,438,280.62 : x
  2. Step 2: Convert to fraction form
    22,751,557.02/31,397,259.69 = 12,438,280.62/x
  3. Step 3: Cross multiply
    22,751,557.02x = 31,397,259.69 × 12,438,280.62
  4. Step 4: Simplify right side
    22,751,557.02x = 390,527,926,723,234.19
  5. Step 5: Solve for x
    x = 390,527,926,723,234.19/22,751,557.02
  6. Step 6: Final answer
    x = 17,164,887.94

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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.