Home / 25,079,116.32-34,574,195.52-16,820,654.40

Finding the Fourth Proportional to 25,079,116.32, 34,574,195.52 and 16,820,654.40

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Solution

The fourth proportional to 25,079,116.32, 34,574,195.52 and 16,820,654.40 is: 23,189,038.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,079,116.32 : 34,574,195.52 = 16,820,654.40 : x
  2. Step 2: Convert to fraction form
    25,079,116.32/34,574,195.52 = 16,820,654.40/x
  3. Step 3: Cross multiply
    25,079,116.32x = 34,574,195.52 × 16,820,654.40
  4. Step 4: Simplify right side
    25,079,116.32x = 581,560,593,999,948.25
  5. Step 5: Solve for x
    x = 581,560,593,999,948.25/25,079,116.32
  6. Step 6: Final answer
    x = 23,189,038.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.