Home / 9,113,663.70-13,670,495.55-8,971,946.10

Finding the Fourth Proportional to 9,113,663.70, 13,670,495.55 and 8,971,946.10

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Solution

The fourth proportional to 9,113,663.70, 13,670,495.55 and 8,971,946.10 is: 13,457,919.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,113,663.70 : 13,670,495.55 = 8,971,946.10 : x
  2. Step 2: Convert to fraction form
    9,113,663.70/13,670,495.55 = 8,971,946.10/x
  3. Step 3: Cross multiply
    9,113,663.70x = 13,670,495.55 × 8,971,946.10
  4. Step 4: Simplify right side
    9,113,663.70x = 122,650,949,234,889.86
  5. Step 5: Solve for x
    x = 122,650,949,234,889.86/9,113,663.70
  6. Step 6: Final answer
    x = 13,457,919.15

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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.