Home / 28,084,000.80-42,126,001.20-23,842,970.40

Finding the Fourth Proportional to 28,084,000.80, 42,126,001.20 and 23,842,970.40

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Solution

The fourth proportional to 28,084,000.80, 42,126,001.20 and 23,842,970.40 is: 35,764,455.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,084,000.80 : 42,126,001.20 = 23,842,970.40 : x
  2. Step 2: Convert to fraction form
    28,084,000.80/42,126,001.20 = 23,842,970.40/x
  3. Step 3: Cross multiply
    28,084,000.80x = 42,126,001.20 × 23,842,970.40
  4. Step 4: Simplify right side
    28,084,000.80x = 1,004,408,999,681,964.50
  5. Step 5: Solve for x
    x = 1,004,408,999,681,964.50/28,084,000.80
  6. Step 6: Final answer
    x = 35,764,455.60

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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.