Home / 10,981,874.90-15,154,961.16-6,020,307.50

Finding the Fourth Proportional to 10,981,874.90, 15,154,961.16 and 6,020,307.50

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Solution

The fourth proportional to 10,981,874.90, 15,154,961.16 and 6,020,307.50 is: 8,308,009.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,981,874.90 : 15,154,961.16 = 6,020,307.50 : x
  2. Step 2: Convert to fraction form
    10,981,874.90/15,154,961.16 = 6,020,307.50/x
  3. Step 3: Cross multiply
    10,981,874.90x = 15,154,961.16 × 6,020,307.50
  4. Step 4: Simplify right side
    10,981,874.90x = 91,237,526,333,756.70
  5. Step 5: Solve for x
    x = 91,237,526,333,756.70/10,981,874.90
  6. Step 6: Final answer
    x = 8,308,009.99

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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.