Home / 14,349,041.40-19,801,974.24-8,069,688.72

Finding the Fourth Proportional to 14,349,041.40, 19,801,974.24 and 8,069,688.72

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Solution

The fourth proportional to 14,349,041.40, 19,801,974.24 and 8,069,688.72 is: 11,136,337.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,349,041.40 : 19,801,974.24 = 8,069,688.72 : x
  2. Step 2: Convert to fraction form
    14,349,041.40/19,801,974.24 = 8,069,688.72/x
  3. Step 3: Cross multiply
    14,349,041.40x = 19,801,974.24 × 8,069,688.72
  4. Step 4: Simplify right side
    14,349,041.40x = 159,795,768,158,258.56
  5. Step 5: Solve for x
    x = 159,795,768,158,258.56/14,349,041.40
  6. Step 6: Final answer
    x = 11,136,337.52

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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.