Home / 9,153,110.17-12,630,457.14-5,431,299.76

Finding the Fourth Proportional to 9,153,110.17, 12,630,457.14 and 5,431,299.76

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Solution

The fourth proportional to 9,153,110.17, 12,630,457.14 and 5,431,299.76 is: 7,494,698.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,153,110.17 : 12,630,457.14 = 5,431,299.76 : x
  2. Step 2: Convert to fraction form
    9,153,110.17/12,630,457.14 = 5,431,299.76/x
  3. Step 3: Cross multiply
    9,153,110.17x = 12,630,457.14 × 5,431,299.76
  4. Step 4: Simplify right side
    9,153,110.17x = 68,599,798,833,172.29
  5. Step 5: Solve for x
    x = 68,599,798,833,172.29/9,153,110.17
  6. Step 6: Final answer
    x = 7,494,698.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.