Home / 5,435,820.18-7,501,240.65-2,988,413.49

Finding the Fourth Proportional to 5,435,820.18, 7,501,240.65 and 2,988,413.49

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Solution

The fourth proportional to 5,435,820.18, 7,501,240.65 and 2,988,413.49 is: 4,123,905.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,435,820.18 : 7,501,240.65 = 2,988,413.49 : x
  2. Step 2: Convert to fraction form
    5,435,820.18/7,501,240.65 = 2,988,413.49/x
  3. Step 3: Cross multiply
    5,435,820.18x = 7,501,240.65 × 2,988,413.49
  4. Step 4: Simplify right side
    5,435,820.18x = 22,416,808,750,196.37
  5. Step 5: Solve for x
    x = 22,416,808,750,196.37/5,435,820.18
  6. Step 6: Final answer
    x = 4,123,905.50

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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.