Home / 7,137,570.02-9,849,579.64-3,874,314.50

Finding the Fourth Proportional to 7,137,570.02, 9,849,579.64 and 3,874,314.50

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Solution

The fourth proportional to 7,137,570.02, 9,849,579.64 and 3,874,314.50 is: 5,346,409.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,570.02 : 9,849,579.64 = 3,874,314.50 : x
  2. Step 2: Convert to fraction form
    7,137,570.02/9,849,579.64 = 3,874,314.50/x
  3. Step 3: Cross multiply
    7,137,570.02x = 9,849,579.64 × 3,874,314.50
  4. Step 4: Simplify right side
    7,137,570.02x = 38,160,369,218,156.78
  5. Step 5: Solve for x
    x = 38,160,369,218,156.78/7,137,570.02
  6. Step 6: Final answer
    x = 5,346,409.09

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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.