Home / 38,089,926.54-52,564,407.44-20,686,396.32

Finding the Fourth Proportional to 38,089,926.54, 52,564,407.44 and 20,686,396.32

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Solution

The fourth proportional to 38,089,926.54, 52,564,407.44 and 20,686,396.32 is: 28,547,394.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,089,926.54 : 52,564,407.44 = 20,686,396.32 : x
  2. Step 2: Convert to fraction form
    38,089,926.54/52,564,407.44 = 20,686,396.32/x
  3. Step 3: Cross multiply
    38,089,926.54x = 52,564,407.44 × 20,686,396.32
  4. Step 4: Simplify right side
    38,089,926.54x = 1,087,368,164,526,364.75
  5. Step 5: Solve for x
    x = 1,087,368,164,526,364.75/38,089,926.54
  6. Step 6: Final answer
    x = 28,547,394.63

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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.