Home / 28,638,564.12-42,901,158.86-25,048,384.92

Finding the Fourth Proportional to 28,638,564.12, 42,901,158.86 and 25,048,384.92

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Solution

The fourth proportional to 28,638,564.12, 42,901,158.86 and 25,048,384.92 is: 37,522,996.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,638,564.12 : 42,901,158.86 = 25,048,384.92 : x
  2. Step 2: Convert to fraction form
    28,638,564.12/42,901,158.86 = 25,048,384.92/x
  3. Step 3: Cross multiply
    28,638,564.12x = 42,901,158.86 × 25,048,384.92
  4. Step 4: Simplify right side
    28,638,564.12x = 1,074,604,740,639,348.50
  5. Step 5: Solve for x
    x = 1,074,604,740,639,348.50/28,638,564.12
  6. Step 6: Final answer
    x = 37,522,996.48

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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.