Home / 60,988,328.64-91,463,092.56-20,038,328.64

Finding the Fourth Proportional to 60,988,328.64, 91,463,092.56 and 20,038,328.64

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Solution

The fourth proportional to 60,988,328.64, 91,463,092.56 and 20,038,328.64 is: 30,051,118.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,988,328.64 : 91,463,092.56 = 20,038,328.64 : x
  2. Step 2: Convert to fraction form
    60,988,328.64/91,463,092.56 = 20,038,328.64/x
  3. Step 3: Cross multiply
    60,988,328.64x = 91,463,092.56 × 20,038,328.64
  4. Step 4: Simplify right side
    60,988,328.64x = 1,832,767,507,148,019
  5. Step 5: Solve for x
    x = 1,832,767,507,148,019/60,988,328.64
  6. Step 6: Final answer
    x = 30,051,118.76

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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.