Home / 9,699,864.96-13,387,020.48-5,571,189.12

Finding the Fourth Proportional to 9,699,864.96, 13,387,020.48 and 5,571,189.12

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Solution

The fourth proportional to 9,699,864.96, 13,387,020.48 and 5,571,189.12 is: 7,688,934.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,699,864.96 : 13,387,020.48 = 5,571,189.12 : x
  2. Step 2: Convert to fraction form
    9,699,864.96/13,387,020.48 = 5,571,189.12/x
  3. Step 3: Cross multiply
    9,699,864.96x = 13,387,020.48 × 5,571,189.12
  4. Step 4: Simplify right side
    9,699,864.96x = 74,581,622,847,393.19
  5. Step 5: Solve for x
    x = 74,581,622,847,393.19/9,699,864.96
  6. Step 6: Final answer
    x = 7,688,934.14

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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.