Home / 9,780,470.40-14,670,705.60-6,190,291.20

Finding the Fourth Proportional to 9,780,470.40, 14,670,705.60 and 6,190,291.20

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Solution

The fourth proportional to 9,780,470.40, 14,670,705.60 and 6,190,291.20 is: 9,285,436.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,780,470.40 : 14,670,705.60 = 6,190,291.20 : x
  2. Step 2: Convert to fraction form
    9,780,470.40/14,670,705.60 = 6,190,291.20/x
  3. Step 3: Cross multiply
    9,780,470.40x = 14,670,705.60 × 6,190,291.20
  4. Step 4: Simplify right side
    9,780,470.40x = 90,815,939,773,470.72
  5. Step 5: Solve for x
    x = 90,815,939,773,470.72/9,780,470.40
  6. Step 6: Final answer
    x = 9,285,436.80

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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.