Home / 12,292,457.80-18,438,686.70-4,616,087.80

Finding the Fourth Proportional to 12,292,457.80, 18,438,686.70 and 4,616,087.80

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Solution

The fourth proportional to 12,292,457.80, 18,438,686.70 and 4,616,087.80 is: 6,924,131.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,292,457.80 : 18,438,686.70 = 4,616,087.80 : x
  2. Step 2: Convert to fraction form
    12,292,457.80/18,438,686.70 = 4,616,087.80/x
  3. Step 3: Cross multiply
    12,292,457.80x = 18,438,686.70 × 4,616,087.80
  4. Step 4: Simplify right side
    12,292,457.80x = 85,114,596,723,892.25
  5. Step 5: Solve for x
    x = 85,114,596,723,892.25/12,292,457.80
  6. Step 6: Final answer
    x = 6,924,131.70

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1.5x scale

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.