Home / 8,678,054.04-13,019,518.35-3,213,066.66

Finding the Fourth Proportional to 8,678,054.04, 13,019,518.35 and 3,213,066.66

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Solution

The fourth proportional to 8,678,054.04, 13,019,518.35 and 3,213,066.66 is: 4,820,502.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,678,054.04 : 13,019,518.35 = 3,213,066.66 : x
  2. Step 2: Convert to fraction form
    8,678,054.04/13,019,518.35 = 3,213,066.66/x
  3. Step 3: Cross multiply
    8,678,054.04x = 13,019,518.35 × 3,213,066.66
  4. Step 4: Simplify right side
    8,678,054.04x = 41,832,580,339,643.21
  5. Step 5: Solve for x
    x = 41,832,580,339,643.21/8,678,054.04
  6. Step 6: Final answer
    x = 4,820,502.40

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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.