Home / 14,087,268.80-21,140,372.64-4,989,333.68

Finding the Fourth Proportional to 14,087,268.80, 21,140,372.64 and 4,989,333.68

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Solution

The fourth proportional to 14,087,268.80, 21,140,372.64 and 4,989,333.68 is: 7,487,354.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,087,268.80 : 21,140,372.64 = 4,989,333.68 : x
  2. Step 2: Convert to fraction form
    14,087,268.80/21,140,372.64 = 4,989,333.68/x
  3. Step 3: Cross multiply
    14,087,268.80x = 21,140,372.64 × 4,989,333.68
  4. Step 4: Simplify right side
    14,087,268.80x = 105,476,373,220,502.52
  5. Step 5: Solve for x
    x = 105,476,373,220,502.52/14,087,268.80
  6. Step 6: Final answer
    x = 7,487,354.34

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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.