Home / 13,064,312.04-18,028,820.73-7,184,325.42

Finding the Fourth Proportional to 13,064,312.04, 18,028,820.73 and 7,184,325.42

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Solution

The fourth proportional to 13,064,312.04, 18,028,820.73 and 7,184,325.42 is: 9,914,407.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,064,312.04 : 18,028,820.73 = 7,184,325.42 : x
  2. Step 2: Convert to fraction form
    13,064,312.04/18,028,820.73 = 7,184,325.42/x
  3. Step 3: Cross multiply
    13,064,312.04x = 18,028,820.73 × 7,184,325.42
  4. Step 4: Simplify right side
    13,064,312.04x = 129,524,915,063,161.95
  5. Step 5: Solve for x
    x = 129,524,915,063,161.95/13,064,312.04
  6. Step 6: Final answer
    x = 9,914,407.64

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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.