Home / 12,127,254.95-16,735,572.20-6,620,697.56

Finding the Fourth Proportional to 12,127,254.95, 16,735,572.20 and 6,620,697.56

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Solution

The fourth proportional to 12,127,254.95, 16,735,572.20 and 6,620,697.56 is: 9,136,541.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,127,254.95 : 16,735,572.20 = 6,620,697.56 : x
  2. Step 2: Convert to fraction form
    12,127,254.95/16,735,572.20 = 6,620,697.56/x
  3. Step 3: Cross multiply
    12,127,254.95x = 16,735,572.20 × 6,620,697.56
  4. Step 4: Simplify right side
    12,127,254.95x = 110,801,162,088,134.52
  5. Step 5: Solve for x
    x = 110,801,162,088,134.52/12,127,254.95
  6. Step 6: Final answer
    x = 9,136,541.00

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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.