Home / 10,307,255.40-15,460,883.10-9,409,710.60

Finding the Fourth Proportional to 10,307,255.40, 15,460,883.10 and 9,409,710.60

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Solution

The fourth proportional to 10,307,255.40, 15,460,883.10 and 9,409,710.60 is: 14,114,565.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,307,255.40 : 15,460,883.10 = 9,409,710.60 : x
  2. Step 2: Convert to fraction form
    10,307,255.40/15,460,883.10 = 9,409,710.60/x
  3. Step 3: Cross multiply
    10,307,255.40x = 15,460,883.10 × 9,409,710.60
  4. Step 4: Simplify right side
    10,307,255.40x = 145,482,435,591,430.84
  5. Step 5: Solve for x
    x = 145,482,435,591,430.84/10,307,255.40
  6. Step 6: Final answer
    x = 14,114,565.90

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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.