Home / 14,657,521.06-21,989,659.34-5,072,899.70

Finding the Fourth Proportional to 14,657,521.06, 21,989,659.34 and 5,072,899.70

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Solution

The fourth proportional to 14,657,521.06, 21,989,659.34 and 5,072,899.70 is: 7,610,518.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,657,521.06 : 21,989,659.34 = 5,072,899.70 : x
  2. Step 2: Convert to fraction form
    14,657,521.06/21,989,659.34 = 5,072,899.70/x
  3. Step 3: Cross multiply
    14,657,521.06x = 21,989,659.34 × 5,072,899.70
  4. Step 4: Simplify right side
    14,657,521.06x = 111,551,336,336,644.59
  5. Step 5: Solve for x
    x = 111,551,336,336,644.59/14,657,521.06
  6. Step 6: Final answer
    x = 7,610,518.58

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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.