Home / 34,695,857.80-52,006,461.90-13,122,123.40

Finding the Fourth Proportional to 34,695,857.80, 52,006,461.90 and 13,122,123.40

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Solution

The fourth proportional to 34,695,857.80, 52,006,461.90 and 13,122,123.40 is: 19,669,068.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,695,857.80 : 52,006,461.90 = 13,122,123.40 : x
  2. Step 2: Convert to fraction form
    34,695,857.80/52,006,461.90 = 13,122,123.40/x
  3. Step 3: Cross multiply
    34,695,857.80x = 52,006,461.90 × 13,122,123.40
  4. Step 4: Simplify right side
    34,695,857.80x = 682,435,210,649,198.50
  5. Step 5: Solve for x
    x = 682,435,210,649,198.50/34,695,857.80
  6. Step 6: Final answer
    x = 19,669,068.70

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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.