Home / 19,461,135-26,856,926.88-10,759,869.30

Finding the Fourth Proportional to 19,461,135, 26,856,926.88 and 10,759,869.30

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Solution

The fourth proportional to 19,461,135, 26,856,926.88 and 10,759,869.30 is: 14,848,929.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,461,135 : 26,856,926.88 = 10,759,869.30 : x
  2. Step 2: Convert to fraction form
    19,461,135/26,856,926.88 = 10,759,869.30/x
  3. Step 3: Cross multiply
    19,461,135x = 26,856,926.88 × 10,759,869.30
  4. Step 4: Simplify right side
    19,461,135x = 288,977,023,028,456.81
  5. Step 5: Solve for x
    x = 288,977,023,028,456.81/19,461,135
  6. Step 6: Final answer
    x = 14,848,929.57

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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.