Home / 9,506,918.43-13,121,224.44-5,641,570.89

Finding the Fourth Proportional to 9,506,918.43, 13,121,224.44 and 5,641,570.89

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Solution

The fourth proportional to 9,506,918.43, 13,121,224.44 and 5,641,570.89 is: 7,786,362.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,506,918.43 : 13,121,224.44 = 5,641,570.89 : x
  2. Step 2: Convert to fraction form
    9,506,918.43/13,121,224.44 = 5,641,570.89/x
  3. Step 3: Cross multiply
    9,506,918.43x = 13,121,224.44 × 5,641,570.89
  4. Step 4: Simplify right side
    9,506,918.43x = 74,024,317,841,860.55
  5. Step 5: Solve for x
    x = 74,024,317,841,860.55/9,506,918.43
  6. Step 6: Final answer
    x = 7,786,362.99

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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.