Home / 47,354,552.40-71,031,828.60-21,845,384.40

Finding the Fourth Proportional to 47,354,552.40, 71,031,828.60 and 21,845,384.40

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Solution

The fourth proportional to 47,354,552.40, 71,031,828.60 and 21,845,384.40 is: 32,768,076.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,354,552.40 : 71,031,828.60 = 21,845,384.40 : x
  2. Step 2: Convert to fraction form
    47,354,552.40/71,031,828.60 = 21,845,384.40/x
  3. Step 3: Cross multiply
    47,354,552.40x = 71,031,828.60 × 21,845,384.40
  4. Step 4: Simplify right side
    47,354,552.40x = 1,551,717,600,401,913.50
  5. Step 5: Solve for x
    x = 1,551,717,600,401,913.50/47,354,552.40
  6. Step 6: Final answer
    x = 32,768,076.60

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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.