Home / 7,942,146.19-10,959,700.95-4,457,159.46

Finding the Fourth Proportional to 7,942,146.19, 10,959,700.95 and 4,457,159.46

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Solution

The fourth proportional to 7,942,146.19, 10,959,700.95 and 4,457,159.46 is: 6,150,621.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,942,146.19 : 10,959,700.95 = 4,457,159.46 : x
  2. Step 2: Convert to fraction form
    7,942,146.19/10,959,700.95 = 4,457,159.46/x
  3. Step 3: Cross multiply
    7,942,146.19x = 10,959,700.95 × 4,457,159.46
  4. Step 4: Simplify right side
    7,942,146.19x = 48,849,134,768,063.48
  5. Step 5: Solve for x
    x = 48,849,134,768,063.48/7,942,146.19
  6. Step 6: Final answer
    x = 6,150,621.46

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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.