Home / 9,117,989.60-13,676,984.40-8,698,085.60

Finding the Fourth Proportional to 9,117,989.60, 13,676,984.40 and 8,698,085.60

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Solution

The fourth proportional to 9,117,989.60, 13,676,984.40 and 8,698,085.60 is: 13,047,128.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,117,989.60 : 13,676,984.40 = 8,698,085.60 : x
  2. Step 2: Convert to fraction form
    9,117,989.60/13,676,984.40 = 8,698,085.60/x
  3. Step 3: Cross multiply
    9,117,989.60x = 13,676,984.40 × 8,698,085.60
  4. Step 4: Simplify right side
    9,117,989.60x = 118,963,581,061,064.64
  5. Step 5: Solve for x
    x = 118,963,581,061,064.64/9,117,989.60
  6. Step 6: Final answer
    x = 13,047,128.40

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Similar ratio
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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.