Home / 7,389,820.30-11,084,730.45-4,868,322.70

Finding the Fourth Proportional to 7,389,820.30, 11,084,730.45 and 4,868,322.70

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Solution

The fourth proportional to 7,389,820.30, 11,084,730.45 and 4,868,322.70 is: 7,302,484.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389,820.30 : 11,084,730.45 = 4,868,322.70 : x
  2. Step 2: Convert to fraction form
    7,389,820.30/11,084,730.45 = 4,868,322.70/x
  3. Step 3: Cross multiply
    7,389,820.30x = 11,084,730.45 × 4,868,322.70
  4. Step 4: Simplify right side
    7,389,820.30x = 53,964,044,873,116.21
  5. Step 5: Solve for x
    x = 53,964,044,873,116.21/7,389,820.30
  6. Step 6: Final answer
    x = 7,302,484.05

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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.