Home / 9,840,927.20-14,761,390.80-3,458,386.40

Finding the Fourth Proportional to 9,840,927.20, 14,761,390.80 and 3,458,386.40

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Solution

The fourth proportional to 9,840,927.20, 14,761,390.80 and 3,458,386.40 is: 5,187,579.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,840,927.20 : 14,761,390.80 = 3,458,386.40 : x
  2. Step 2: Convert to fraction form
    9,840,927.20/14,761,390.80 = 3,458,386.40/x
  3. Step 3: Cross multiply
    9,840,927.20x = 14,761,390.80 × 3,458,386.40
  4. Step 4: Simplify right side
    9,840,927.20x = 51,050,593,187,805.12
  5. Step 5: Solve for x
    x = 51,050,593,187,805.12/9,840,927.20
  6. Step 6: Final answer
    x = 5,187,579.60

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Similar ratio
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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.