Home / 47,236,445.70-70,854,668.55-19,973,522.40

Finding the Fourth Proportional to 47,236,445.70, 70,854,668.55 and 19,973,522.40

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Solution

The fourth proportional to 47,236,445.70, 70,854,668.55 and 19,973,522.40 is: 29,960,283.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,236,445.70 : 70,854,668.55 = 19,973,522.40 : x
  2. Step 2: Convert to fraction form
    47,236,445.70/70,854,668.55 = 19,973,522.40/x
  3. Step 3: Cross multiply
    47,236,445.70x = 70,854,668.55 × 19,973,522.40
  4. Step 4: Simplify right side
    47,236,445.70x = 1,415,217,309,428,000.25
  5. Step 5: Solve for x
    x = 1,415,217,309,428,000.25/47,236,445.70
  6. Step 6: Final answer
    x = 29,960,283.60

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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.