Home / 19,022,133.60-28,535,364.72-6,897,307.68

Finding the Fourth Proportional to 19,022,133.60, 28,535,364.72 and 6,897,307.68

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Solution

The fourth proportional to 19,022,133.60, 28,535,364.72 and 6,897,307.68 is: 10,346,746.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,022,133.60 : 28,535,364.72 = 6,897,307.68 : x
  2. Step 2: Convert to fraction form
    19,022,133.60/28,535,364.72 = 6,897,307.68/x
  3. Step 3: Cross multiply
    19,022,133.60x = 28,535,364.72 × 6,897,307.68
  4. Step 4: Simplify right side
    19,022,133.60x = 196,817,190,234,857.03
  5. Step 5: Solve for x
    x = 196,817,190,234,857.03/19,022,133.60
  6. Step 6: Final answer
    x = 10,346,746.29

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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.