Home / 7,026,139-9,696,078.30-3,806,875

Finding the Fourth Proportional to 7,026,139, 9,696,078.30 and 3,806,875

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Solution

The fourth proportional to 7,026,139, 9,696,078.30 and 3,806,875 is: 5,253,491.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,026,139 : 9,696,078.30 = 3,806,875 : x
  2. Step 2: Convert to fraction form
    7,026,139/9,696,078.30 = 3,806,875/x
  3. Step 3: Cross multiply
    7,026,139x = 9,696,078.30 × 3,806,875
  4. Step 4: Simplify right side
    7,026,139x = 36,911,758,078,312.50
  5. Step 5: Solve for x
    x = 36,911,758,078,312.50/7,026,139
  6. Step 6: Final answer
    x = 5,253,491.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.