Home / 5,437,011.23-7,503,102.59-2,989,780.10

Finding the Fourth Proportional to 5,437,011.23, 7,503,102.59 and 2,989,780.10

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Solution

The fourth proportional to 5,437,011.23, 7,503,102.59 and 2,989,780.10 is: 4,125,911.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437,011.23 : 7,503,102.59 = 2,989,780.10 : x
  2. Step 2: Convert to fraction form
    5,437,011.23/7,503,102.59 = 2,989,780.10/x
  3. Step 3: Cross multiply
    5,437,011.23x = 7,503,102.59 × 2,989,780.10
  4. Step 4: Simplify right side
    5,437,011.23x = 22,432,626,759,376.05
  5. Step 5: Solve for x
    x = 22,432,626,759,376.05/5,437,011.23
  6. Step 6: Final answer
    x = 4,125,911.43

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Double scale
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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.