Home / 13,064,323.96-18,028,837.11-7,184,337.25

Finding the Fourth Proportional to 13,064,323.96, 18,028,837.11 and 7,184,337.25

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Solution

The fourth proportional to 13,064,323.96, 18,028,837.11 and 7,184,337.25 is: 9,914,423.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,064,323.96 : 18,028,837.11 = 7,184,337.25 : x
  2. Step 2: Convert to fraction form
    13,064,323.96/18,028,837.11 = 7,184,337.25/x
  3. Step 3: Cross multiply
    13,064,323.96x = 18,028,837.11 × 7,184,337.25
  4. Step 4: Simplify right side
    13,064,323.96x = 129,525,246,023,555.34
  5. Step 5: Solve for x
    x = 129,525,246,023,555.34/13,064,323.96
  6. Step 6: Final answer
    x = 9,914,423.92

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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.