Home / 89,346,830.70-134,020,246.05-28,762,556.70

Finding the Fourth Proportional to 89,346,830.70, 134,020,246.05 and 28,762,556.70

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Solution

The fourth proportional to 89,346,830.70, 134,020,246.05 and 28,762,556.70 is: 43,143,835.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,346,830.70 : 134,020,246.05 = 28,762,556.70 : x
  2. Step 2: Convert to fraction form
    89,346,830.70/134,020,246.05 = 28,762,556.70/x
  3. Step 3: Cross multiply
    89,346,830.70x = 134,020,246.05 × 28,762,556.70
  4. Step 4: Simplify right side
    89,346,830.70x = 3,854,764,925,961,076
  5. Step 5: Solve for x
    x = 3,854,764,925,961,076/89,346,830.70
  6. Step 6: Final answer
    x = 43,143,835.05

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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.