Home / 19,875,674.75-29,792,254.28-9,076,793.63

Finding the Fourth Proportional to 19,875,674.75, 29,792,254.28 and 9,076,793.63

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Solution

The fourth proportional to 19,875,674.75, 29,792,254.28 and 9,076,793.63 is: 13,605,482.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,875,674.75 : 29,792,254.28 = 9,076,793.63 : x
  2. Step 2: Convert to fraction form
    19,875,674.75/29,792,254.28 = 9,076,793.63/x
  3. Step 3: Cross multiply
    19,875,674.75x = 29,792,254.28 × 9,076,793.63
  4. Step 4: Simplify right side
    19,875,674.75x = 270,418,143,677,698.97
  5. Step 5: Solve for x
    x = 270,418,143,677,698.97/19,875,674.75
  6. Step 6: Final answer
    x = 13,605,482.44

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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.