Home / 8,742,003.60-13,113,005.40-4,962,867.60

Finding the Fourth Proportional to 8,742,003.60, 13,113,005.40 and 4,962,867.60

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Solution

The fourth proportional to 8,742,003.60, 13,113,005.40 and 4,962,867.60 is: 7,444,301.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,742,003.60 : 13,113,005.40 = 4,962,867.60 : x
  2. Step 2: Convert to fraction form
    8,742,003.60/13,113,005.40 = 4,962,867.60/x
  3. Step 3: Cross multiply
    8,742,003.60x = 13,113,005.40 × 4,962,867.60
  4. Step 4: Simplify right side
    8,742,003.60x = 65,078,109,638,285.04
  5. Step 5: Solve for x
    x = 65,078,109,638,285.04/8,742,003.60
  6. Step 6: Final answer
    x = 7,444,301.40

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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.