Home / 10,372,022.60-15,526,541.10-9,238,281.80

Finding the Fourth Proportional to 10,372,022.60, 15,526,541.10 and 9,238,281.80

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Solution

The fourth proportional to 10,372,022.60, 15,526,541.10 and 9,238,281.80 is: 13,829,372.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,372,022.60 : 15,526,541.10 = 9,238,281.80 : x
  2. Step 2: Convert to fraction form
    10,372,022.60/15,526,541.10 = 9,238,281.80/x
  3. Step 3: Cross multiply
    10,372,022.60x = 15,526,541.10 × 9,238,281.80
  4. Step 4: Simplify right side
    10,372,022.60x = 143,438,562,061,082
  5. Step 5: Solve for x
    x = 143,438,562,061,082/10,372,022.60
  6. Step 6: Final answer
    x = 13,829,372.30

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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.