Home / 10,106,428.40-15,159,642.60-3,715,358.30

Finding the Fourth Proportional to 10,106,428.40, 15,159,642.60 and 3,715,358.30

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Solution

The fourth proportional to 10,106,428.40, 15,159,642.60 and 3,715,358.30 is: 5,573,037.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,106,428.40 : 15,159,642.60 = 3,715,358.30 : x
  2. Step 2: Convert to fraction form
    10,106,428.40/15,159,642.60 = 3,715,358.30/x
  3. Step 3: Cross multiply
    10,106,428.40x = 15,159,642.60 × 3,715,358.30
  4. Step 4: Simplify right side
    10,106,428.40x = 56,323,503,958,943.58
  5. Step 5: Solve for x
    x = 56,323,503,958,943.58/10,106,428.40
  6. Step 6: Final answer
    x = 5,573,037.45

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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.