Home / 45,972,018.76-68,968,119.66-13,626,416.20

Finding the Fourth Proportional to 45,972,018.76, 68,968,119.66 and 13,626,416.20

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Solution

The fourth proportional to 45,972,018.76, 68,968,119.66 and 13,626,416.20 is: 20,442,615.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,972,018.76 : 68,968,119.66 = 13,626,416.20 : x
  2. Step 2: Convert to fraction form
    45,972,018.76/68,968,119.66 = 13,626,416.20/x
  3. Step 3: Cross multiply
    45,972,018.76x = 68,968,119.66 × 13,626,416.20
  4. Step 4: Simplify right side
    45,972,018.76x = 939,788,303,018,562.38
  5. Step 5: Solve for x
    x = 939,788,303,018,562.38/45,972,018.76
  6. Step 6: Final answer
    x = 20,442,615.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.