Home / 28,745,971.20-43,122,893.40-9,574,729.20

Finding the Fourth Proportional to 28,745,971.20, 43,122,893.40 and 9,574,729.20

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Solution

The fourth proportional to 28,745,971.20, 43,122,893.40 and 9,574,729.20 is: 14,363,405.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,745,971.20 : 43,122,893.40 = 9,574,729.20 : x
  2. Step 2: Convert to fraction form
    28,745,971.20/43,122,893.40 = 9,574,729.20/x
  3. Step 3: Cross multiply
    28,745,971.20x = 43,122,893.40 × 9,574,729.20
  4. Step 4: Simplify right side
    28,745,971.20x = 412,890,026,625,467.25
  5. Step 5: Solve for x
    x = 412,890,026,625,467.25/28,745,971.20
  6. Step 6: Final answer
    x = 14,363,405.01

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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.