Home / 21,048,014.40-31,572,021.60-5,904,513.60

Finding the Fourth Proportional to 21,048,014.40, 31,572,021.60 and 5,904,513.60

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Solution

The fourth proportional to 21,048,014.40, 31,572,021.60 and 5,904,513.60 is: 8,856,770.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,048,014.40 : 31,572,021.60 = 5,904,513.60 : x
  2. Step 2: Convert to fraction form
    21,048,014.40/31,572,021.60 = 5,904,513.60/x
  3. Step 3: Cross multiply
    21,048,014.40x = 31,572,021.60 × 5,904,513.60
  4. Step 4: Simplify right side
    21,048,014.40x = 186,417,430,916,693.75
  5. Step 5: Solve for x
    x = 186,417,430,916,693.75/21,048,014.40
  6. Step 6: Final answer
    x = 8,856,770.40

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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.