Home / 13,459,226.23-18,573,637.71-7,347,654.73

Finding the Fourth Proportional to 13,459,226.23, 18,573,637.71 and 7,347,654.73

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Solution

The fourth proportional to 13,459,226.23, 18,573,637.71 and 7,347,654.73 is: 10,139,711.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,459,226.23 : 18,573,637.71 = 7,347,654.73 : x
  2. Step 2: Convert to fraction form
    13,459,226.23/18,573,637.71 = 7,347,654.73/x
  3. Step 3: Cross multiply
    13,459,226.23x = 18,573,637.71 × 7,347,654.73
  4. Step 4: Simplify right side
    13,459,226.23x = 136,472,676,908,384.64
  5. Step 5: Solve for x
    x = 136,472,676,908,384.64/13,459,226.23
  6. Step 6: Final answer
    x = 10,139,711.94

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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.