Home / 28,020,312.60-42,030,468.90-22,351,608.60

Finding the Fourth Proportional to 28,020,312.60, 42,030,468.90 and 22,351,608.60

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Solution

The fourth proportional to 28,020,312.60, 42,030,468.90 and 22,351,608.60 is: 33,527,412.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,020,312.60 : 42,030,468.90 = 22,351,608.60 : x
  2. Step 2: Convert to fraction form
    28,020,312.60/42,030,468.90 = 22,351,608.60/x
  3. Step 3: Cross multiply
    28,020,312.60x = 42,030,468.90 × 22,351,608.60
  4. Step 4: Simplify right side
    28,020,312.60x = 939,448,590,127,272.62
  5. Step 5: Solve for x
    x = 939,448,590,127,272.62/28,020,312.60
  6. Step 6: Final answer
    x = 33,527,412.90

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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.