Home / 7,879,738.53-10,875,729.93-4,977,283.35

Finding the Fourth Proportional to 7,879,738.53, 10,875,729.93 and 4,977,283.35

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Solution

The fourth proportional to 7,879,738.53, 10,875,729.93 and 4,977,283.35 is: 6,869,719.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,879,738.53 : 10,875,729.93 = 4,977,283.35 : x
  2. Step 2: Convert to fraction form
    7,879,738.53/10,875,729.93 = 4,977,283.35/x
  3. Step 3: Cross multiply
    7,879,738.53x = 10,875,729.93 × 4,977,283.35
  4. Step 4: Simplify right side
    7,879,738.53x = 54,131,589,499,685.66
  5. Step 5: Solve for x
    x = 54,131,589,499,685.66/7,879,738.53
  6. Step 6: Final answer
    x = 6,869,719.00

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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.