Home / 14,367,925.80-21,551,888.70-12,809,032.20

Finding the Fourth Proportional to 14,367,925.80, 21,551,888.70 and 12,809,032.20

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Solution

The fourth proportional to 14,367,925.80, 21,551,888.70 and 12,809,032.20 is: 19,213,548.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,367,925.80 : 21,551,888.70 = 12,809,032.20 : x
  2. Step 2: Convert to fraction form
    14,367,925.80/21,551,888.70 = 12,809,032.20/x
  3. Step 3: Cross multiply
    14,367,925.80x = 21,551,888.70 × 12,809,032.20
  4. Step 4: Simplify right side
    14,367,925.80x = 276,058,836,329,116.12
  5. Step 5: Solve for x
    x = 276,058,836,329,116.12/14,367,925.80
  6. Step 6: Final answer
    x = 19,213,548.30

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1.5x scale

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.