Home / 28,185,018.60-42,267,157.84-9,736,270.28

Finding the Fourth Proportional to 28,185,018.60, 42,267,157.84 and 9,736,270.28

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Solution

The fourth proportional to 28,185,018.60, 42,267,157.84 and 9,736,270.28 is: 14,600,823.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,185,018.60 : 42,267,157.84 = 9,736,270.28 : x
  2. Step 2: Convert to fraction form
    28,185,018.60/42,267,157.84 = 9,736,270.28/x
  3. Step 3: Cross multiply
    28,185,018.60x = 42,267,157.84 × 9,736,270.28
  4. Step 4: Simplify right side
    28,185,018.60x = 411,524,472,697,661
  5. Step 5: Solve for x
    x = 411,524,472,697,661/28,185,018.60
  6. Step 6: Final answer
    x = 14,600,823.17

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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.