Home / 20,740,598.40-31,110,897.60-14,358,057.60

Finding the Fourth Proportional to 20,740,598.40, 31,110,897.60 and 14,358,057.60

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Solution

The fourth proportional to 20,740,598.40, 31,110,897.60 and 14,358,057.60 is: 21,537,086.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,740,598.40 : 31,110,897.60 = 14,358,057.60 : x
  2. Step 2: Convert to fraction form
    20,740,598.40/31,110,897.60 = 14,358,057.60/x
  3. Step 3: Cross multiply
    20,740,598.40x = 31,110,897.60 × 14,358,057.60
  4. Step 4: Simplify right side
    20,740,598.40x = 446,692,059,728,501.75
  5. Step 5: Solve for x
    x = 446,692,059,728,501.75/20,740,598.40
  6. Step 6: Final answer
    x = 21,537,086.40

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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.