Home / 13,298,688.90-19,956,890.70-6,106,520.70

Finding the Fourth Proportional to 13,298,688.90, 19,956,890.70 and 6,106,520.70

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Solution

The fourth proportional to 13,298,688.90, 19,956,890.70 and 6,106,520.70 is: 9,163,848.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,298,688.90 : 19,956,890.70 = 6,106,520.70 : x
  2. Step 2: Convert to fraction form
    13,298,688.90/19,956,890.70 = 6,106,520.70/x
  3. Step 3: Cross multiply
    13,298,688.90x = 19,956,890.70 × 6,106,520.70
  4. Step 4: Simplify right side
    13,298,688.90x = 121,867,166,167,187.48
  5. Step 5: Solve for x
    x = 121,867,166,167,187.48/13,298,688.90
  6. Step 6: Final answer
    x = 9,163,848.19

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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.