Home / 6,900,907.38-9,523,799.64-3,803,981.40

Finding the Fourth Proportional to 6,900,907.38, 9,523,799.64 and 3,803,981.40

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Solution

The fourth proportional to 6,900,907.38, 9,523,799.64 and 3,803,981.40 is: 5,249,796.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,900,907.38 : 9,523,799.64 = 3,803,981.40 : x
  2. Step 2: Convert to fraction form
    6,900,907.38/9,523,799.64 = 3,803,981.40/x
  3. Step 3: Cross multiply
    6,900,907.38x = 9,523,799.64 × 3,803,981.40
  4. Step 4: Simplify right side
    6,900,907.38x = 36,228,356,687,886.70
  5. Step 5: Solve for x
    x = 36,228,356,687,886.70/6,900,907.38
  6. Step 6: Final answer
    x = 5,249,796.11

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1.5x scale

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.