Home / 13,720,643.04-20,575,733.08-4,620,297.30

Finding the Fourth Proportional to 13,720,643.04, 20,575,733.08 and 4,620,297.30

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Solution

The fourth proportional to 13,720,643.04, 20,575,733.08 and 4,620,297.30 is: 6,928,684.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,720,643.04 : 20,575,733.08 = 4,620,297.30 : x
  2. Step 2: Convert to fraction form
    13,720,643.04/20,575,733.08 = 4,620,297.30/x
  3. Step 3: Cross multiply
    13,720,643.04x = 20,575,733.08 × 4,620,297.30
  4. Step 4: Simplify right side
    13,720,643.04x = 95,066,003,995,044.67
  5. Step 5: Solve for x
    x = 95,066,003,995,044.67/13,720,643.04
  6. Step 6: Final answer
    x = 6,928,684.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.