Home / 10,508,970.60-15,769,681.74-4,443,370.92

Finding the Fourth Proportional to 10,508,970.60, 15,769,681.74 and 4,443,370.92

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Solution

The fourth proportional to 10,508,970.60, 15,769,681.74 and 4,443,370.92 is: 6,667,688.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,508,970.60 : 15,769,681.74 = 4,443,370.92 : x
  2. Step 2: Convert to fraction form
    10,508,970.60/15,769,681.74 = 4,443,370.92/x
  3. Step 3: Cross multiply
    10,508,970.60x = 15,769,681.74 × 4,443,370.92
  4. Step 4: Simplify right side
    10,508,970.60x = 70,070,545,261,171
  5. Step 5: Solve for x
    x = 70,070,545,261,171/10,508,970.60
  6. Step 6: Final answer
    x = 6,667,688.77

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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.