Home / 18,604,280.16-25,668,136.44-10,863,738.72

Finding the Fourth Proportional to 18,604,280.16, 25,668,136.44 and 10,863,738.72

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Solution

The fourth proportional to 18,604,280.16, 25,668,136.44 and 10,863,738.72 is: 14,988,590.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,604,280.16 : 25,668,136.44 = 10,863,738.72 : x
  2. Step 2: Convert to fraction form
    18,604,280.16/25,668,136.44 = 10,863,738.72/x
  3. Step 3: Cross multiply
    18,604,280.16x = 25,668,136.44 × 10,863,738.72
  4. Step 4: Simplify right side
    18,604,280.16x = 278,851,927,713,471
  5. Step 5: Solve for x
    x = 278,851,927,713,471/18,604,280.16
  6. Step 6: Final answer
    x = 14,988,590.01

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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.