Home / 39,134,763.48-54,009,395.88-21,734,510.40

Finding the Fourth Proportional to 39,134,763.48, 54,009,395.88 and 21,734,510.40

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Solution

The fourth proportional to 39,134,763.48, 54,009,395.88 and 21,734,510.40 is: 29,995,525.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,134,763.48 : 54,009,395.88 = 21,734,510.40 : x
  2. Step 2: Convert to fraction form
    39,134,763.48/54,009,395.88 = 21,734,510.40/x
  3. Step 3: Cross multiply
    39,134,763.48x = 54,009,395.88 × 21,734,510.40
  4. Step 4: Simplify right side
    39,134,763.48x = 1,173,867,776,451,577.25
  5. Step 5: Solve for x
    x = 1,173,867,776,451,577.25/39,134,763.48
  6. Step 6: Final answer
    x = 29,995,525.00

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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.