Home / 9,709,920.70-14,552,702.10-5,149,714.06

Finding the Fourth Proportional to 9,709,920.70, 14,552,702.10 and 5,149,714.06

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Solution

The fourth proportional to 9,709,920.70, 14,552,702.10 and 5,149,714.06 is: 7,718,111.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,709,920.70 : 14,552,702.10 = 5,149,714.06 : x
  2. Step 2: Convert to fraction form
    9,709,920.70/14,552,702.10 = 5,149,714.06/x
  3. Step 3: Cross multiply
    9,709,920.70x = 14,552,702.10 × 5,149,714.06
  4. Step 4: Simplify right side
    9,709,920.70x = 74,942,254,615,361.52
  5. Step 5: Solve for x
    x = 74,942,254,615,361.52/9,709,920.70
  6. Step 6: Final answer
    x = 7,718,111.91

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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.