Home / 14,835,343.89-20,461,516.52-12,996,609.98

Finding the Fourth Proportional to 14,835,343.89, 20,461,516.52 and 12,996,609.98

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Solution

The fourth proportional to 14,835,343.89, 20,461,516.52 and 12,996,609.98 is: 17,925,459.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,835,343.89 : 20,461,516.52 = 12,996,609.98 : x
  2. Step 2: Convert to fraction form
    14,835,343.89/20,461,516.52 = 12,996,609.98/x
  3. Step 3: Cross multiply
    14,835,343.89x = 20,461,516.52 × 12,996,609.98
  4. Step 4: Simplify right side
    14,835,343.89x = 265,930,349,642,476.25
  5. Step 5: Solve for x
    x = 265,930,349,642,476.25/14,835,343.89
  6. Step 6: Final answer
    x = 17,925,459.06

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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.