Home / 18,279,026.13-25,225,056.33-10,130,789.01

Finding the Fourth Proportional to 18,279,026.13, 25,225,056.33 and 10,130,789.01

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Solution

The fourth proportional to 18,279,026.13, 25,225,056.33 and 10,130,789.01 is: 13,980,488.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,279,026.13 : 25,225,056.33 = 10,130,789.01 : x
  2. Step 2: Convert to fraction form
    18,279,026.13/25,225,056.33 = 10,130,789.01/x
  3. Step 3: Cross multiply
    18,279,026.13x = 25,225,056.33 × 10,130,789.01
  4. Step 4: Simplify right side
    18,279,026.13x = 255,549,723,444,594.91
  5. Step 5: Solve for x
    x = 255,549,723,444,594.91/18,279,026.13
  6. Step 6: Final answer
    x = 13,980,488.98

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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.