Home / 7,943,143.92-10,961,075.16-4,458,158.88

Finding the Fourth Proportional to 7,943,143.92, 10,961,075.16 and 4,458,158.88

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Solution

The fourth proportional to 7,943,143.92, 10,961,075.16 and 4,458,158.88 is: 6,151,999.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,943,143.92 : 10,961,075.16 = 4,458,158.88 : x
  2. Step 2: Convert to fraction form
    7,943,143.92/10,961,075.16 = 4,458,158.88/x
  3. Step 3: Cross multiply
    7,943,143.92x = 10,961,075.16 × 4,458,158.88
  4. Step 4: Simplify right side
    7,943,143.92x = 48,866,214,558,901.42
  5. Step 5: Solve for x
    x = 48,866,214,558,901.42/7,943,143.92
  6. Step 6: Final answer
    x = 6,151,999.14

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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.