Home / 9,172,047.40-13,758,071.10-7,052,828.20

Finding the Fourth Proportional to 9,172,047.40, 13,758,071.10 and 7,052,828.20

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Solution

The fourth proportional to 9,172,047.40, 13,758,071.10 and 7,052,828.20 is: 10,579,242.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,172,047.40 : 13,758,071.10 = 7,052,828.20 : x
  2. Step 2: Convert to fraction form
    9,172,047.40/13,758,071.10 = 7,052,828.20/x
  3. Step 3: Cross multiply
    9,172,047.40x = 13,758,071.10 × 7,052,828.20
  4. Step 4: Simplify right side
    9,172,047.40x = 97,033,311,831,685.02
  5. Step 5: Solve for x
    x = 97,033,311,831,685.02/9,172,047.40
  6. Step 6: Final answer
    x = 10,579,242.30

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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.