Home / 10,470,065.55-15,705,448.25-2,896,397.07

Finding the Fourth Proportional to 10,470,065.55, 15,705,448.25 and 2,896,397.07

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Solution

The fourth proportional to 10,470,065.55, 15,705,448.25 and 2,896,397.07 is: 4,344,692.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,470,065.55 : 15,705,448.25 = 2,896,397.07 : x
  2. Step 2: Convert to fraction form
    10,470,065.55/15,705,448.25 = 2,896,397.07/x
  3. Step 3: Cross multiply
    10,470,065.55x = 15,705,448.25 × 2,896,397.07
  4. Step 4: Simplify right side
    10,470,065.55x = 45,489,214,279,854.64
  5. Step 5: Solve for x
    x = 45,489,214,279,854.64/10,470,065.55
  6. Step 6: Final answer
    x = 4,344,692.41

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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.