Home / 6,739,967.10-10,109,950.65-1,947,812.70

Finding the Fourth Proportional to 6,739,967.10, 10,109,950.65 and 1,947,812.70

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Solution

The fourth proportional to 6,739,967.10, 10,109,950.65 and 1,947,812.70 is: 2,921,719.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,739,967.10 : 10,109,950.65 = 1,947,812.70 : x
  2. Step 2: Convert to fraction form
    6,739,967.10/10,109,950.65 = 1,947,812.70/x
  3. Step 3: Cross multiply
    6,739,967.10x = 10,109,950.65 × 1,947,812.70
  4. Step 4: Simplify right side
    6,739,967.10x = 19,692,290,272,443.25
  5. Step 5: Solve for x
    x = 19,692,290,272,443.25/6,739,967.10
  6. Step 6: Final answer
    x = 2,921,719.05

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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.