Home / 30,341,922.70-45,528,630.45-13,304,317.90

Finding the Fourth Proportional to 30,341,922.70, 45,528,630.45 and 13,304,317.90

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Solution

The fourth proportional to 30,341,922.70, 45,528,630.45 and 13,304,317.90 is: 19,963,381.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,341,922.70 : 45,528,630.45 = 13,304,317.90 : x
  2. Step 2: Convert to fraction form
    30,341,922.70/45,528,630.45 = 13,304,317.90/x
  3. Step 3: Cross multiply
    30,341,922.70x = 45,528,630.45 × 13,304,317.90
  4. Step 4: Simplify right side
    30,341,922.70x = 605,727,373,058,420.12
  5. Step 5: Solve for x
    x = 605,727,373,058,420.12/30,341,922.70
  6. Step 6: Final answer
    x = 19,963,381.33

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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.