Home / 40,824,007.60-61,236,011.40-13,897,663.60

Finding the Fourth Proportional to 40,824,007.60, 61,236,011.40 and 13,897,663.60

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Solution

The fourth proportional to 40,824,007.60, 61,236,011.40 and 13,897,663.60 is: 20,846,495.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,824,007.60 : 61,236,011.40 = 13,897,663.60 : x
  2. Step 2: Convert to fraction form
    40,824,007.60/61,236,011.40 = 13,897,663.60/x
  3. Step 3: Cross multiply
    40,824,007.60x = 61,236,011.40 × 13,897,663.60
  4. Step 4: Simplify right side
    40,824,007.60x = 851,037,486,642,965
  5. Step 5: Solve for x
    x = 851,037,486,642,965/40,824,007.60
  6. Step 6: Final answer
    x = 20,846,495.40

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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.