Home / 14,019,619.80-21,029,429.70-9,232,714.20

Finding the Fourth Proportional to 14,019,619.80, 21,029,429.70 and 9,232,714.20

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Solution

The fourth proportional to 14,019,619.80, 21,029,429.70 and 9,232,714.20 is: 13,849,071.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,019,619.80 : 21,029,429.70 = 9,232,714.20 : x
  2. Step 2: Convert to fraction form
    14,019,619.80/21,029,429.70 = 9,232,714.20/x
  3. Step 3: Cross multiply
    14,019,619.80x = 21,029,429.70 × 9,232,714.20
  4. Step 4: Simplify right side
    14,019,619.80x = 194,158,714,209,091.72
  5. Step 5: Solve for x
    x = 194,158,714,209,091.72/14,019,619.80
  6. Step 6: Final answer
    x = 13,849,071.30

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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.