Home / 13,298,669.40-19,956,861.45-6,106,501.20

Finding the Fourth Proportional to 13,298,669.40, 19,956,861.45 and 6,106,501.20

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Solution

The fourth proportional to 13,298,669.40, 19,956,861.45 and 6,106,501.20 is: 9,163,818.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,298,669.40 : 19,956,861.45 = 6,106,501.20 : x
  2. Step 2: Convert to fraction form
    13,298,669.40/19,956,861.45 = 6,106,501.20/x
  3. Step 3: Cross multiply
    13,298,669.40x = 19,956,861.45 × 6,106,501.20
  4. Step 4: Simplify right side
    13,298,669.40x = 121,866,598,392,658.73
  5. Step 5: Solve for x
    x = 121,866,598,392,658.73/13,298,669.40
  6. Step 6: Final answer
    x = 9,163,818.93

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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.