Home / 28,535,704.20-42,803,556.30-26,352,203.40

Finding the Fourth Proportional to 28,535,704.20, 42,803,556.30 and 26,352,203.40

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Solution

The fourth proportional to 28,535,704.20, 42,803,556.30 and 26,352,203.40 is: 39,528,305.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,535,704.20 : 42,803,556.30 = 26,352,203.40 : x
  2. Step 2: Convert to fraction form
    28,535,704.20/42,803,556.30 = 26,352,203.40/x
  3. Step 3: Cross multiply
    28,535,704.20x = 42,803,556.30 × 26,352,203.40
  4. Step 4: Simplify right side
    28,535,704.20x = 1,127,968,021,860,951.25
  5. Step 5: Solve for x
    x = 1,127,968,021,860,951.25/28,535,704.20
  6. Step 6: Final answer
    x = 39,528,305.10

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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.