Home / 39,154,060.40-58,731,090.60-31,091,903.60

Finding the Fourth Proportional to 39,154,060.40, 58,731,090.60 and 31,091,903.60

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Solution

The fourth proportional to 39,154,060.40, 58,731,090.60 and 31,091,903.60 is: 46,637,855.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,154,060.40 : 58,731,090.60 = 31,091,903.60 : x
  2. Step 2: Convert to fraction form
    39,154,060.40/58,731,090.60 = 31,091,903.60/x
  3. Step 3: Cross multiply
    39,154,060.40x = 58,731,090.60 × 31,091,903.60
  4. Step 4: Simplify right side
    39,154,060.40x = 1,826,061,407,258,066.25
  5. Step 5: Solve for x
    x = 1,826,061,407,258,066.25/39,154,060.40
  6. Step 6: Final answer
    x = 46,637,855.40

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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.