Home / 13,362,507.70-20,044,417.65-6,985,215.70

Finding the Fourth Proportional to 13,362,507.70, 20,044,417.65 and 6,985,215.70

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Solution

The fourth proportional to 13,362,507.70, 20,044,417.65 and 6,985,215.70 is: 10,478,166.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,362,507.70 : 20,044,417.65 = 6,985,215.70 : x
  2. Step 2: Convert to fraction form
    13,362,507.70/20,044,417.65 = 6,985,215.70/x
  3. Step 3: Cross multiply
    13,362,507.70x = 20,044,417.65 × 6,985,215.70
  4. Step 4: Simplify right side
    13,362,507.70x = 140,014,580,866,137.09
  5. Step 5: Solve for x
    x = 140,014,580,866,137.09/13,362,507.70
  6. Step 6: Final answer
    x = 10,478,166.52

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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.