Home / 5,405,206.42-7,459,331.21-3,312,012.51

Finding the Fourth Proportional to 5,405,206.42, 7,459,331.21 and 3,312,012.51

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Solution

The fourth proportional to 5,405,206.42, 7,459,331.21 and 3,312,012.51 is: 4,570,666.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,405,206.42 : 7,459,331.21 = 3,312,012.51 : x
  2. Step 2: Convert to fraction form
    5,405,206.42/7,459,331.21 = 3,312,012.51/x
  3. Step 3: Cross multiply
    5,405,206.42x = 7,459,331.21 × 3,312,012.51
  4. Step 4: Simplify right side
    5,405,206.42x = 24,705,398,248,144.74
  5. Step 5: Solve for x
    x = 24,705,398,248,144.74/5,405,206.42
  6. Step 6: Final answer
    x = 4,570,666.93

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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.