Home / 40,961,409.21-61,421,542.65-13,658,036.13

Finding the Fourth Proportional to 40,961,409.21, 61,421,542.65 and 13,658,036.13

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Solution

The fourth proportional to 40,961,409.21, 61,421,542.65 and 13,658,036.13 is: 20,480,195.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,961,409.21 : 61,421,542.65 = 13,658,036.13 : x
  2. Step 2: Convert to fraction form
    40,961,409.21/61,421,542.65 = 13,658,036.13/x
  3. Step 3: Cross multiply
    40,961,409.21x = 61,421,542.65 × 13,658,036.13
  4. Step 4: Simplify right side
    40,961,409.21x = 838,897,648,674,036
  5. Step 5: Solve for x
    x = 838,897,648,674,036/40,961,409.21
  6. Step 6: Final answer
    x = 20,480,195.01

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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.