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Finding the Fourth Proportional to 15,889,255.16, 23,803,800.54 and 9,392,881.01

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Solution

The fourth proportional to 15,889,255.16, 23,803,800.54 and 9,392,881.01 is: 14,071,538.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,889,255.16 : 23,803,800.54 = 9,392,881.01 : x
  2. Step 2: Convert to fraction form
    15,889,255.16/23,803,800.54 = 9,392,881.01/x
  3. Step 3: Cross multiply
    15,889,255.16x = 23,803,800.54 × 9,392,881.01
  4. Step 4: Simplify right side
    15,889,255.16x = 223,586,265,938,974.75
  5. Step 5: Solve for x
    x = 223,586,265,938,974.75/15,889,255.16
  6. Step 6: Final answer
    x = 14,071,538.52

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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.