Home / 36,808,666.40-55,212,999.60-12,574,956.80

Finding the Fourth Proportional to 36,808,666.40, 55,212,999.60 and 12,574,956.80

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Solution

The fourth proportional to 36,808,666.40, 55,212,999.60 and 12,574,956.80 is: 18,862,435.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,808,666.40 : 55,212,999.60 = 12,574,956.80 : x
  2. Step 2: Convert to fraction form
    36,808,666.40/55,212,999.60 = 12,574,956.80/x
  3. Step 3: Cross multiply
    36,808,666.40x = 55,212,999.60 × 12,574,956.80
  4. Step 4: Simplify right side
    36,808,666.40x = 694,301,084,768,417.38
  5. Step 5: Solve for x
    x = 694,301,084,768,417.38/36,808,666.40
  6. Step 6: Final answer
    x = 18,862,435.20

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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.