Home / 10,403,715.70-15,605,573.55-3,312,003.70

Finding the Fourth Proportional to 10,403,715.70, 15,605,573.55 and 3,312,003.70

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Solution

The fourth proportional to 10,403,715.70, 15,605,573.55 and 3,312,003.70 is: 4,968,005.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,403,715.70 : 15,605,573.55 = 3,312,003.70 : x
  2. Step 2: Convert to fraction form
    10,403,715.70/15,605,573.55 = 3,312,003.70/x
  3. Step 3: Cross multiply
    10,403,715.70x = 15,605,573.55 × 3,312,003.70
  4. Step 4: Simplify right side
    10,403,715.70x = 51,685,717,338,222.14
  5. Step 5: Solve for x
    x = 51,685,717,338,222.14/10,403,715.70
  6. Step 6: Final answer
    x = 4,968,005.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.