Home / 14,020,110.70-21,030,166.05-8,634,841.90

Finding the Fourth Proportional to 14,020,110.70, 21,030,166.05 and 8,634,841.90

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Solution

The fourth proportional to 14,020,110.70, 21,030,166.05 and 8,634,841.90 is: 12,952,262.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,020,110.70 : 21,030,166.05 = 8,634,841.90 : x
  2. Step 2: Convert to fraction form
    14,020,110.70/21,030,166.05 = 8,634,841.90/x
  3. Step 3: Cross multiply
    14,020,110.70x = 21,030,166.05 × 8,634,841.90
  4. Step 4: Simplify right side
    14,020,110.70x = 181,592,158,972,497.50
  5. Step 5: Solve for x
    x = 181,592,158,972,497.50/14,020,110.70
  6. Step 6: Final answer
    x = 12,952,262.85

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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.