Home / 9,771,023.10-14,656,534.65-8,778,999.90

Finding the Fourth Proportional to 9,771,023.10, 14,656,534.65 and 8,778,999.90

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Solution

The fourth proportional to 9,771,023.10, 14,656,534.65 and 8,778,999.90 is: 13,168,499.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,771,023.10 : 14,656,534.65 = 8,778,999.90 : x
  2. Step 2: Convert to fraction form
    9,771,023.10/14,656,534.65 = 8,778,999.90/x
  3. Step 3: Cross multiply
    9,771,023.10x = 14,656,534.65 × 8,778,999.90
  4. Step 4: Simplify right side
    9,771,023.10x = 128,669,716,226,696.55
  5. Step 5: Solve for x
    x = 128,669,716,226,696.55/9,771,023.10
  6. Step 6: Final answer
    x = 13,168,499.85

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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.