Home / 39,833,534.40-54,971,967.48-22,192,421.28

Finding the Fourth Proportional to 39,833,534.40, 54,971,967.48 and 22,192,421.28

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Solution

The fourth proportional to 39,833,534.40, 54,971,967.48 and 22,192,421.28 is: 30,626,482.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,833,534.40 : 54,971,967.48 = 22,192,421.28 : x
  2. Step 2: Convert to fraction form
    39,833,534.40/54,971,967.48 = 22,192,421.28/x
  3. Step 3: Cross multiply
    39,833,534.40x = 54,971,967.48 × 22,192,421.28
  4. Step 4: Simplify right side
    39,833,534.40x = 1,219,961,060,906,620
  5. Step 5: Solve for x
    x = 1,219,961,060,906,620/39,833,534.40
  6. Step 6: Final answer
    x = 30,626,482.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.