Home / 25,430,678.33-35,094,518.73-13,828,158.68

Finding the Fourth Proportional to 25,430,678.33, 35,094,518.73 and 13,828,158.68

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Solution

The fourth proportional to 25,430,678.33, 35,094,518.73 and 13,828,158.68 is: 19,082,958.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,430,678.33 : 35,094,518.73 = 13,828,158.68 : x
  2. Step 2: Convert to fraction form
    25,430,678.33/35,094,518.73 = 13,828,158.68/x
  3. Step 3: Cross multiply
    25,430,678.33x = 35,094,518.73 × 13,828,158.68
  4. Step 4: Simplify right side
    25,430,678.33x = 485,292,573,621,199.44
  5. Step 5: Solve for x
    x = 485,292,573,621,199.44/25,430,678.33
  6. Step 6: Final answer
    x = 19,082,958.28

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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.