Home / 56,477,935.60-84,716,903.40-39,259,247.20

Finding the Fourth Proportional to 56,477,935.60, 84,716,903.40 and 39,259,247.20

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Solution

The fourth proportional to 56,477,935.60, 84,716,903.40 and 39,259,247.20 is: 58,888,870.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,477,935.60 : 84,716,903.40 = 39,259,247.20 : x
  2. Step 2: Convert to fraction form
    56,477,935.60/84,716,903.40 = 39,259,247.20/x
  3. Step 3: Cross multiply
    56,477,935.60x = 84,716,903.40 × 39,259,247.20
  4. Step 4: Simplify right side
    56,477,935.60x = 3,325,921,852,599,121
  5. Step 5: Solve for x
    x = 3,325,921,852,599,121/56,477,935.60
  6. Step 6: Final answer
    x = 58,888,870.80

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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.