Home / 28,534,541.25-42,792,820.86-9,360,830.37

Finding the Fourth Proportional to 28,534,541.25, 42,792,820.86 and 9,360,830.37

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Solution

The fourth proportional to 28,534,541.25, 42,792,820.86 and 9,360,830.37 is: 14,038,296.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,534,541.25 : 42,792,820.86 = 9,360,830.37 : x
  2. Step 2: Convert to fraction form
    28,534,541.25/42,792,820.86 = 9,360,830.37/x
  3. Step 3: Cross multiply
    28,534,541.25x = 42,792,820.86 × 9,360,830.37
  4. Step 4: Simplify right side
    28,534,541.25x = 400,576,337,124,257.50
  5. Step 5: Solve for x
    x = 400,576,337,124,257.50/28,534,541.25
  6. Step 6: Final answer
    x = 14,038,296.03

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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.