Home / 12,357,751.35-18,536,627.03-8,316,175.35

Finding the Fourth Proportional to 12,357,751.35, 18,536,627.03 and 8,316,175.35

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Solution

The fourth proportional to 12,357,751.35, 18,536,627.03 and 8,316,175.35 is: 12,474,263.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,357,751.35 : 18,536,627.03 = 8,316,175.35 : x
  2. Step 2: Convert to fraction form
    12,357,751.35/18,536,627.03 = 8,316,175.35/x
  3. Step 3: Cross multiply
    12,357,751.35x = 18,536,627.03 × 8,316,175.35
  4. Step 4: Simplify right side
    12,357,751.35x = 154,153,840,737,448.81
  5. Step 5: Solve for x
    x = 154,153,840,737,448.81/12,357,751.35
  6. Step 6: Final answer
    x = 12,474,263.03

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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.