Home / 7,137,578.02-9,849,590.68-3,874,322.50

Finding the Fourth Proportional to 7,137,578.02, 9,849,590.68 and 3,874,322.50

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Solution

The fourth proportional to 7,137,578.02, 9,849,590.68 and 3,874,322.50 is: 5,346,420.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,578.02 : 9,849,590.68 = 3,874,322.50 : x
  2. Step 2: Convert to fraction form
    7,137,578.02/9,849,590.68 = 3,874,322.50/x
  3. Step 3: Cross multiply
    7,137,578.02x = 9,849,590.68 × 3,874,322.50
  4. Step 4: Simplify right side
    7,137,578.02x = 38,160,490,787,314.30
  5. Step 5: Solve for x
    x = 38,160,490,787,314.30/7,137,578.02
  6. Step 6: Final answer
    x = 5,346,420.13

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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.