Home / 13,405,588.98-18,499,168.02-7,604,246.19

Finding the Fourth Proportional to 13,405,588.98, 18,499,168.02 and 7,604,246.19

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Solution

The fourth proportional to 13,405,588.98, 18,499,168.02 and 7,604,246.19 is: 10,493,550.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,405,588.98 : 18,499,168.02 = 7,604,246.19 : x
  2. Step 2: Convert to fraction form
    13,405,588.98/18,499,168.02 = 7,604,246.19/x
  3. Step 3: Cross multiply
    13,405,588.98x = 18,499,168.02 × 7,604,246.19
  4. Step 4: Simplify right side
    13,405,588.98x = 140,672,227,934,254.84
  5. Step 5: Solve for x
    x = 140,672,227,934,254.84/13,405,588.98
  6. Step 6: Final answer
    x = 10,493,550.72

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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.