Home / 28,355,999.60-42,533,999.40-26,340,460.40

Finding the Fourth Proportional to 28,355,999.60, 42,533,999.40 and 26,340,460.40

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Solution

The fourth proportional to 28,355,999.60, 42,533,999.40 and 26,340,460.40 is: 39,510,690.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,355,999.60 : 42,533,999.40 = 26,340,460.40 : x
  2. Step 2: Convert to fraction form
    28,355,999.60/42,533,999.40 = 26,340,460.40/x
  3. Step 3: Cross multiply
    28,355,999.60x = 42,533,999.40 × 26,340,460.40
  4. Step 4: Simplify right side
    28,355,999.60x = 1,120,365,126,849,323.62
  5. Step 5: Solve for x
    x = 1,120,365,126,849,323.62/28,355,999.60
  6. Step 6: Final answer
    x = 39,510,690.60

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1.5x scale

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.