Home / 9,579,739.80-14,369,609.70-8,945,218.20

Finding the Fourth Proportional to 9,579,739.80, 14,369,609.70 and 8,945,218.20

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Solution

The fourth proportional to 9,579,739.80, 14,369,609.70 and 8,945,218.20 is: 13,417,827.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,579,739.80 : 14,369,609.70 = 8,945,218.20 : x
  2. Step 2: Convert to fraction form
    9,579,739.80/14,369,609.70 = 8,945,218.20/x
  3. Step 3: Cross multiply
    9,579,739.80x = 14,369,609.70 × 8,945,218.20
  4. Step 4: Simplify right side
    9,579,739.80x = 128,539,294,215,336.52
  5. Step 5: Solve for x
    x = 128,539,294,215,336.52/9,579,739.80
  6. Step 6: Final answer
    x = 13,417,827.30

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1.5x scale

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.