Home / 10,470,065.80-15,705,448.62-2,896,397.32

Finding the Fourth Proportional to 10,470,065.80, 15,705,448.62 and 2,896,397.32

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Solution

The fourth proportional to 10,470,065.80, 15,705,448.62 and 2,896,397.32 is: 4,344,692.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,470,065.80 : 15,705,448.62 = 2,896,397.32 : x
  2. Step 2: Convert to fraction form
    10,470,065.80/15,705,448.62 = 2,896,397.32/x
  3. Step 3: Cross multiply
    10,470,065.80x = 15,705,448.62 × 2,896,397.32
  4. Step 4: Simplify right side
    10,470,065.80x = 45,489,219,292,365.70
  5. Step 5: Solve for x
    x = 45,489,219,292,365.70/10,470,065.80
  6. Step 6: Final answer
    x = 4,344,692.78

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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.