Home / 14,305,159.80-21,457,739.70-12,746,266.20

Finding the Fourth Proportional to 14,305,159.80, 21,457,739.70 and 12,746,266.20

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Solution

The fourth proportional to 14,305,159.80, 21,457,739.70 and 12,746,266.20 is: 19,119,399.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,305,159.80 : 21,457,739.70 = 12,746,266.20 : x
  2. Step 2: Convert to fraction form
    14,305,159.80/21,457,739.70 = 12,746,266.20/x
  3. Step 3: Cross multiply
    14,305,159.80x = 21,457,739.70 × 12,746,266.20
  4. Step 4: Simplify right side
    14,305,159.80x = 273,506,062,266,508.12
  5. Step 5: Solve for x
    x = 273,506,062,266,508.12/14,305,159.80
  6. Step 6: Final answer
    x = 19,119,399.30

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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.