Home / 8,726,486.40-13,089,729.60-2,742,854.40

Finding the Fourth Proportional to 8,726,486.40, 13,089,729.60 and 2,742,854.40

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Solution

The fourth proportional to 8,726,486.40, 13,089,729.60 and 2,742,854.40 is: 4,114,281.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,726,486.40 : 13,089,729.60 = 2,742,854.40 : x
  2. Step 2: Convert to fraction form
    8,726,486.40/13,089,729.60 = 2,742,854.40/x
  3. Step 3: Cross multiply
    8,726,486.40x = 13,089,729.60 × 2,742,854.40
  4. Step 4: Simplify right side
    8,726,486.40x = 35,903,222,428,170.23
  5. Step 5: Solve for x
    x = 35,903,222,428,170.23/8,726,486.40
  6. Step 6: Final answer
    x = 4,114,281.60

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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.