Home / 40,020,298.60-60,030,470.30-28,106,222.44

Finding the Fourth Proportional to 40,020,298.60, 60,030,470.30 and 28,106,222.44

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Solution

The fourth proportional to 40,020,298.60, 60,030,470.30 and 28,106,222.44 is: 42,159,349.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,020,298.60 : 60,030,470.30 = 28,106,222.44 : x
  2. Step 2: Convert to fraction form
    40,020,298.60/60,030,470.30 = 28,106,222.44/x
  3. Step 3: Cross multiply
    40,020,298.60x = 60,030,470.30 × 28,106,222.44
  4. Step 4: Simplify right side
    40,020,298.60x = 1,687,229,751,429,613.50
  5. Step 5: Solve for x
    x = 1,687,229,751,429,613.50/40,020,298.60
  6. Step 6: Final answer
    x = 42,159,349.39

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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.