Home / 19,555,420.16-26,986,767.36-10,854,151.68

Finding the Fourth Proportional to 19,555,420.16, 26,986,767.36 and 10,854,151.68

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Solution

The fourth proportional to 19,555,420.16, 26,986,767.36 and 10,854,151.68 is: 14,978,888.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,555,420.16 : 26,986,767.36 = 10,854,151.68 : x
  2. Step 2: Convert to fraction form
    19,555,420.16/26,986,767.36 = 10,854,151.68/x
  3. Step 3: Cross multiply
    19,555,420.16x = 26,986,767.36 × 10,854,151.68
  4. Step 4: Simplify right side
    19,555,420.16x = 292,918,466,278,313.12
  5. Step 5: Solve for x
    x = 292,918,466,278,313.12/19,555,420.16
  6. Step 6: Final answer
    x = 14,978,888.92

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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.