Home / 28,757,892.60-43,136,838.90-26,406,430.20

Finding the Fourth Proportional to 28,757,892.60, 43,136,838.90 and 26,406,430.20

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Solution

The fourth proportional to 28,757,892.60, 43,136,838.90 and 26,406,430.20 is: 39,609,645.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,757,892.60 : 43,136,838.90 = 26,406,430.20 : x
  2. Step 2: Convert to fraction form
    28,757,892.60/43,136,838.90 = 26,406,430.20/x
  3. Step 3: Cross multiply
    28,757,892.60x = 43,136,838.90 × 26,406,430.20
  4. Step 4: Simplify right side
    28,757,892.60x = 1,139,089,925,461,494.75
  5. Step 5: Solve for x
    x = 1,139,089,925,461,494.75/28,757,892.60
  6. Step 6: Final answer
    x = 39,609,645.30

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Similar ratio
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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.