Home / 13,980,317.22-19,282,899.47-9,331,758.45

Finding the Fourth Proportional to 13,980,317.22, 19,282,899.47 and 9,331,758.45

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Solution

The fourth proportional to 13,980,317.22, 19,282,899.47 and 9,331,758.45 is: 12,871,192.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,980,317.22 : 19,282,899.47 = 9,331,758.45 : x
  2. Step 2: Convert to fraction form
    13,980,317.22/19,282,899.47 = 9,331,758.45/x
  3. Step 3: Cross multiply
    13,980,317.22x = 19,282,899.47 × 9,331,758.45
  4. Step 4: Simplify right side
    13,980,317.22x = 179,943,360,023,014.22
  5. Step 5: Solve for x
    x = 179,943,360,023,014.22/13,980,317.22
  6. Step 6: Final answer
    x = 12,871,192.92

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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.