Home / 19,152,133.90-28,728,200.85-6,373,930.30

Finding the Fourth Proportional to 19,152,133.90, 28,728,200.85 and 6,373,930.30

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Solution

The fourth proportional to 19,152,133.90, 28,728,200.85 and 6,373,930.30 is: 9,560,895.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152,133.90 : 28,728,200.85 = 6,373,930.30 : x
  2. Step 2: Convert to fraction form
    19,152,133.90/28,728,200.85 = 6,373,930.30/x
  3. Step 3: Cross multiply
    19,152,133.90x = 28,728,200.85 × 6,373,930.30
  4. Step 4: Simplify right side
    19,152,133.90x = 183,111,549,862,300.75
  5. Step 5: Solve for x
    x = 183,111,549,862,300.75/19,152,133.90
  6. Step 6: Final answer
    x = 9,560,895.45

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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.