Home / 10,038,811.15-13,853,764.46-5,455,427.77

Finding the Fourth Proportional to 10,038,811.15, 13,853,764.46 and 5,455,427.77

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Solution

The fourth proportional to 10,038,811.15, 13,853,764.46 and 5,455,427.77 is: 7,528,601.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,038,811.15 : 13,853,764.46 = 5,455,427.77 : x
  2. Step 2: Convert to fraction form
    10,038,811.15/13,853,764.46 = 5,455,427.77/x
  3. Step 3: Cross multiply
    10,038,811.15x = 13,853,764.46 × 5,455,427.77
  4. Step 4: Simplify right side
    10,038,811.15x = 75,578,211,292,211.50
  5. Step 5: Solve for x
    x = 75,578,211,292,211.50/10,038,811.15
  6. Step 6: Final answer
    x = 7,528,601.76

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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.