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Finding the Fourth Proportional to 14,965,603.70, 22,392,353.55 and 10,657,613.30

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Solution

The fourth proportional to 14,965,603.70, 22,392,353.55 and 10,657,613.30 is: 15,946,503.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,965,603.70 : 22,392,353.55 = 10,657,613.30 : x
  2. Step 2: Convert to fraction form
    14,965,603.70/22,392,353.55 = 10,657,613.30/x
  3. Step 3: Cross multiply
    14,965,603.70x = 22,392,353.55 × 10,657,613.30
  4. Step 4: Simplify right side
    14,965,603.70x = 238,649,045,012,782.25
  5. Step 5: Solve for x
    x = 238,649,045,012,782.25/14,965,603.70
  6. Step 6: Final answer
    x = 15,946,503.05

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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.