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Finding the Fourth Proportional to 34,187,870.70, 51,281,806.06 and 9,926,750.70

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Solution

The fourth proportional to 34,187,870.70, 51,281,806.06 and 9,926,750.70 is: 14,890,126.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,187,870.70 : 51,281,806.06 = 9,926,750.70 : x
  2. Step 2: Convert to fraction form
    34,187,870.70/51,281,806.06 = 9,926,750.70/x
  3. Step 3: Cross multiply
    34,187,870.70x = 51,281,806.06 × 9,926,750.70
  4. Step 4: Simplify right side
    34,187,870.70x = 509,061,704,203,369.25
  5. Step 5: Solve for x
    x = 509,061,704,203,369.25/34,187,870.70
  6. Step 6: Final answer
    x = 14,890,126.05

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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.