Home / 15,527,062.08-21,427,430.68-9,004,558.76

Finding the Fourth Proportional to 15,527,062.08, 21,427,430.68 and 9,004,558.76

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Solution

The fourth proportional to 15,527,062.08, 21,427,430.68 and 9,004,558.76 is: 12,426,340.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,527,062.08 : 21,427,430.68 = 9,004,558.76 : x
  2. Step 2: Convert to fraction form
    15,527,062.08/21,427,430.68 = 9,004,558.76/x
  3. Step 3: Cross multiply
    15,527,062.08x = 21,427,430.68 × 9,004,558.76
  4. Step 4: Simplify right side
    15,527,062.08x = 192,944,558,633,886.75
  5. Step 5: Solve for x
    x = 192,944,558,633,886.75/15,527,062.08
  6. Step 6: Final answer
    x = 12,426,340.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.