Home / 14,346,337.76-19,797,350.40-7,819,823.60

Finding the Fourth Proportional to 14,346,337.76, 19,797,350.40 and 7,819,823.60

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Solution

The fourth proportional to 14,346,337.76, 19,797,350.40 and 7,819,823.60 is: 10,791,031.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,346,337.76 : 19,797,350.40 = 7,819,823.60 : x
  2. Step 2: Convert to fraction form
    14,346,337.76/19,797,350.40 = 7,819,823.60/x
  3. Step 3: Cross multiply
    14,346,337.76x = 19,797,350.40 × 7,819,823.60
  4. Step 4: Simplify right side
    14,346,337.76x = 154,811,787,875,389.41
  5. Step 5: Solve for x
    x = 154,811,787,875,389.41/14,346,337.76
  6. Step 6: Final answer
    x = 10,791,031.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.