Home / 30,090,188.26-45,103,783.54-12,592,771.07

Finding the Fourth Proportional to 30,090,188.26, 45,103,783.54 and 12,592,771.07

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Solution

The fourth proportional to 30,090,188.26, 45,103,783.54 and 12,592,771.07 is: 18,875,974.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,090,188.26 : 45,103,783.54 = 12,592,771.07 : x
  2. Step 2: Convert to fraction form
    30,090,188.26/45,103,783.54 = 12,592,771.07/x
  3. Step 3: Cross multiply
    30,090,188.26x = 45,103,783.54 × 12,592,771.07
  4. Step 4: Simplify right side
    30,090,188.26x = 567,981,620,565,784.38
  5. Step 5: Solve for x
    x = 567,981,620,565,784.38/30,090,188.26
  6. Step 6: Final answer
    x = 18,875,974.31

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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.