Home / 10,630,299.61-14,674,348.01-7,147,657.06

Finding the Fourth Proportional to 10,630,299.61, 14,674,348.01 and 7,147,657.06

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Solution

The fourth proportional to 10,630,299.61, 14,674,348.01 and 7,147,657.06 is: 9,866,815.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,630,299.61 : 14,674,348.01 = 7,147,657.06 : x
  2. Step 2: Convert to fraction form
    10,630,299.61/14,674,348.01 = 7,147,657.06/x
  3. Step 3: Cross multiply
    10,630,299.61x = 14,674,348.01 × 7,147,657.06
  4. Step 4: Simplify right side
    10,630,299.61x = 104,887,207,154,573.44
  5. Step 5: Solve for x
    x = 104,887,207,154,573.44/10,630,299.61
  6. Step 6: Final answer
    x = 9,866,815.71

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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.