Home / 8,748,045.45-13,122,068.18-5,151,961.35

Finding the Fourth Proportional to 8,748,045.45, 13,122,068.18 and 5,151,961.35

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Solution

The fourth proportional to 8,748,045.45, 13,122,068.18 and 5,151,961.35 is: 7,727,942.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748,045.45 : 13,122,068.18 = 5,151,961.35 : x
  2. Step 2: Convert to fraction form
    8,748,045.45/13,122,068.18 = 5,151,961.35/x
  3. Step 3: Cross multiply
    8,748,045.45x = 13,122,068.18 × 5,151,961.35
  4. Step 4: Simplify right side
    8,748,045.45x = 67,604,388,069,665.04
  5. Step 5: Solve for x
    x = 67,604,388,069,665.04/8,748,045.45
  6. Step 6: Final answer
    x = 7,727,942.03

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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.