Home / 10,603,485.60-15,905,228.40-3,871,024.80

Finding the Fourth Proportional to 10,603,485.60, 15,905,228.40 and 3,871,024.80

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Solution

The fourth proportional to 10,603,485.60, 15,905,228.40 and 3,871,024.80 is: 5,806,537.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,603,485.60 : 15,905,228.40 = 3,871,024.80 : x
  2. Step 2: Convert to fraction form
    10,603,485.60/15,905,228.40 = 3,871,024.80/x
  3. Step 3: Cross multiply
    10,603,485.60x = 15,905,228.40 × 3,871,024.80
  4. Step 4: Simplify right side
    10,603,485.60x = 61,569,533,586,064.32
  5. Step 5: Solve for x
    x = 61,569,533,586,064.32/10,603,485.60
  6. Step 6: Final answer
    x = 5,806,537.20

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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.