Home / 8,736,430.40-13,104,645.60-5,555,657.60

Finding the Fourth Proportional to 8,736,430.40, 13,104,645.60 and 5,555,657.60

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Solution

The fourth proportional to 8,736,430.40, 13,104,645.60 and 5,555,657.60 is: 8,333,486.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736,430.40 : 13,104,645.60 = 5,555,657.60 : x
  2. Step 2: Convert to fraction form
    8,736,430.40/13,104,645.60 = 5,555,657.60/x
  3. Step 3: Cross multiply
    8,736,430.40x = 13,104,645.60 × 5,555,657.60
  4. Step 4: Simplify right side
    8,736,430.40x = 72,804,923,922,946.55
  5. Step 5: Solve for x
    x = 72,804,923,922,946.55/8,736,430.40
  6. Step 6: Final answer
    x = 8,333,486.40

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Double scale
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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.