Home / 10,210,108.40-14,089,767.12-5,563,933.80

Finding the Fourth Proportional to 10,210,108.40, 14,089,767.12 and 5,563,933.80

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Solution

The fourth proportional to 10,210,108.40, 14,089,767.12 and 5,563,933.80 is: 7,678,129.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,210,108.40 : 14,089,767.12 = 5,563,933.80 : x
  2. Step 2: Convert to fraction form
    10,210,108.40/14,089,767.12 = 5,563,933.80/x
  3. Step 3: Cross multiply
    10,210,108.40x = 14,089,767.12 × 5,563,933.80
  4. Step 4: Simplify right side
    10,210,108.40x = 78,394,531,513,096.66
  5. Step 5: Solve for x
    x = 78,394,531,513,096.66/10,210,108.40
  6. Step 6: Final answer
    x = 7,678,129.21

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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.