Home / 19,954,596.40-29,931,894.60-19,157,434.90

Finding the Fourth Proportional to 19,954,596.40, 29,931,894.60 and 19,157,434.90

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Solution

The fourth proportional to 19,954,596.40, 29,931,894.60 and 19,157,434.90 is: 28,736,152.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,954,596.40 : 29,931,894.60 = 19,157,434.90 : x
  2. Step 2: Convert to fraction form
    19,954,596.40/29,931,894.60 = 19,157,434.90/x
  3. Step 3: Cross multiply
    19,954,596.40x = 29,931,894.60 × 19,157,434.90
  4. Step 4: Simplify right side
    19,954,596.40x = 573,418,322,233,161.50
  5. Step 5: Solve for x
    x = 573,418,322,233,161.50/19,954,596.40
  6. Step 6: Final answer
    x = 28,736,152.35

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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.