Home / 18,301,658.48-25,256,211.72-10,152,896.48

Finding the Fourth Proportional to 18,301,658.48, 25,256,211.72 and 10,152,896.48

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Solution

The fourth proportional to 18,301,658.48, 25,256,211.72 and 10,152,896.48 is: 14,010,954.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,301,658.48 : 25,256,211.72 = 10,152,896.48 : x
  2. Step 2: Convert to fraction form
    18,301,658.48/25,256,211.72 = 10,152,896.48/x
  3. Step 3: Cross multiply
    18,301,658.48x = 25,256,211.72 × 10,152,896.48
  4. Step 4: Simplify right side
    18,301,658.48x = 256,423,703,070,122.75
  5. Step 5: Solve for x
    x = 256,423,703,070,122.75/18,301,658.48
  6. Step 6: Final answer
    x = 14,010,954.44

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1.5x scale

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.