Home / 20,893,657.46-28,833,307.29-11,601,247.55

Finding the Fourth Proportional to 20,893,657.46, 28,833,307.29 and 11,601,247.55

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Solution

The fourth proportional to 20,893,657.46, 28,833,307.29 and 11,601,247.55 is: 16,009,754.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,893,657.46 : 28,833,307.29 = 11,601,247.55 : x
  2. Step 2: Convert to fraction form
    20,893,657.46/28,833,307.29 = 11,601,247.55/x
  3. Step 3: Cross multiply
    20,893,657.46x = 28,833,307.29 × 11,601,247.55
  4. Step 4: Simplify right side
    20,893,657.46x = 334,502,335,412,343.06
  5. Step 5: Solve for x
    x = 334,502,335,412,343.06/20,893,657.46
  6. Step 6: Final answer
    x = 16,009,754.93

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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.