Home / 38,029,937.40-52,482,501.18-21,509,738.46

Finding the Fourth Proportional to 38,029,937.40, 52,482,501.18 and 21,509,738.46

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Solution

The fourth proportional to 38,029,937.40, 52,482,501.18 and 21,509,738.46 is: 29,684,110.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,029,937.40 : 52,482,501.18 = 21,509,738.46 : x
  2. Step 2: Convert to fraction form
    38,029,937.40/52,482,501.18 = 21,509,738.46/x
  3. Step 3: Cross multiply
    38,029,937.40x = 52,482,501.18 × 21,509,738.46
  4. Step 4: Simplify right side
    38,029,937.40x = 1,128,884,874,108,441.50
  5. Step 5: Solve for x
    x = 1,128,884,874,108,441.50/38,029,937.40
  6. Step 6: Final answer
    x = 29,684,110.76

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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.