Home / 6,905,168.63-10,357,319.13-2,112,477.11

Finding the Fourth Proportional to 6,905,168.63, 10,357,319.13 and 2,112,477.11

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Solution

The fourth proportional to 6,905,168.63, 10,357,319.13 and 2,112,477.11 is: 3,168,582.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,905,168.63 : 10,357,319.13 = 2,112,477.11 : x
  2. Step 2: Convert to fraction form
    6,905,168.63/10,357,319.13 = 2,112,477.11/x
  3. Step 3: Cross multiply
    6,905,168.63x = 10,357,319.13 × 2,112,477.11
  4. Step 4: Simplify right side
    6,905,168.63x = 21,879,599,531,303.52
  5. Step 5: Solve for x
    x = 21,879,599,531,303.52/6,905,168.63
  6. Step 6: Final answer
    x = 3,168,582.94

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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.