Home / 10,870,457.15-15,001,279.71-5,975,994.89

Finding the Fourth Proportional to 10,870,457.15, 15,001,279.71 and 5,975,994.89

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Solution

The fourth proportional to 10,870,457.15, 15,001,279.71 and 5,975,994.89 is: 8,246,899.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,870,457.15 : 15,001,279.71 = 5,975,994.89 : x
  2. Step 2: Convert to fraction form
    10,870,457.15/15,001,279.71 = 5,975,994.89/x
  3. Step 3: Cross multiply
    10,870,457.15x = 15,001,279.71 × 5,975,994.89
  4. Step 4: Simplify right side
    10,870,457.15x = 89,647,570,890,420.69
  5. Step 5: Solve for x
    x = 89,647,570,890,420.69/10,870,457.15
  6. Step 6: Final answer
    x = 8,246,899.80

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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.