Home / 28,716,430.80-43,016,585.40-17,900,533.20

Finding the Fourth Proportional to 28,716,430.80, 43,016,585.40 and 17,900,533.20

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Solution

The fourth proportional to 28,716,430.80, 43,016,585.40 and 17,900,533.20 is: 26,814,607.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,716,430.80 : 43,016,585.40 = 17,900,533.20 : x
  2. Step 2: Convert to fraction form
    28,716,430.80/43,016,585.40 = 17,900,533.20/x
  3. Step 3: Cross multiply
    28,716,430.80x = 43,016,585.40 × 17,900,533.20
  4. Step 4: Simplify right side
    28,716,430.80x = 770,019,815,103,335.25
  5. Step 5: Solve for x
    x = 770,019,815,103,335.25/28,716,430.80
  6. Step 6: Final answer
    x = 26,814,607.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.