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Finding the Fourth Proportional to 18,472,263, 25,492,510.80 and 10,323,501

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Solution

The fourth proportional to 18,472,263, 25,492,510.80 and 10,323,501 is: 14,246,871.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,472,263 : 25,492,510.80 = 10,323,501 : x
  2. Step 2: Convert to fraction form
    18,472,263/25,492,510.80 = 10,323,501/x
  3. Step 3: Cross multiply
    18,472,263x = 25,492,510.80 × 10,323,501
  4. Step 4: Simplify right side
    18,472,263x = 263,171,960,736,310.81
  5. Step 5: Solve for x
    x = 263,171,960,736,310.81/18,472,263
  6. Step 6: Final answer
    x = 14,246,871.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.