Home / 13,459,208.50-18,573,613.22-7,347,637.00

Finding the Fourth Proportional to 13,459,208.50, 18,573,613.22 and 7,347,637.00

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Solution

The fourth proportional to 13,459,208.50, 18,573,613.22 and 7,347,637.00 is: 10,139,687.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,459,208.50 : 18,573,613.22 = 7,347,637.00 : x
  2. Step 2: Convert to fraction form
    13,459,208.50/18,573,613.22 = 7,347,637.00/x
  3. Step 3: Cross multiply
    13,459,208.50x = 18,573,613.22 × 7,347,637.00
  4. Step 4: Simplify right side
    13,459,208.50x = 136,472,167,589,354.89
  5. Step 5: Solve for x
    x = 136,472,167,589,354.89/13,459,208.50
  6. Step 6: Final answer
    x = 10,139,687.46

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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.