Home / 9,220,020.30-13,830,030.45-6,980,532.30

Finding the Fourth Proportional to 9,220,020.30, 13,830,030.45 and 6,980,532.30

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Solution

The fourth proportional to 9,220,020.30, 13,830,030.45 and 6,980,532.30 is: 10,470,798.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,220,020.30 : 13,830,030.45 = 6,980,532.30 : x
  2. Step 2: Convert to fraction form
    9,220,020.30/13,830,030.45 = 6,980,532.30/x
  3. Step 3: Cross multiply
    9,220,020.30x = 13,830,030.45 × 6,980,532.30
  4. Step 4: Simplify right side
    9,220,020.30x = 96,540,974,266,208.53
  5. Step 5: Solve for x
    x = 96,540,974,266,208.53/9,220,020.30
  6. Step 6: Final answer
    x = 10,470,798.45

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Double scale
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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.