Home / 28,522,023.70-42,783,035.55-11,473,921.30

Finding the Fourth Proportional to 28,522,023.70, 42,783,035.55 and 11,473,921.30

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Solution

The fourth proportional to 28,522,023.70, 42,783,035.55 and 11,473,921.30 is: 17,210,881.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,522,023.70 : 42,783,035.55 = 11,473,921.30 : x
  2. Step 2: Convert to fraction form
    28,522,023.70/42,783,035.55 = 11,473,921.30/x
  3. Step 3: Cross multiply
    28,522,023.70x = 42,783,035.55 × 11,473,921.30
  4. Step 4: Simplify right side
    28,522,023.70x = 490,889,182,875,802.19
  5. Step 5: Solve for x
    x = 490,889,182,875,802.19/28,522,023.70
  6. Step 6: Final answer
    x = 17,210,881.95

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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.