Home / 9,371,653.38-12,939,583.74-7,308,973.41

Finding the Fourth Proportional to 9,371,653.38, 12,939,583.74 and 7,308,973.41

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Solution

The fourth proportional to 9,371,653.38, 12,939,583.74 and 7,308,973.41 is: 10,091,610.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,371,653.38 : 12,939,583.74 = 7,308,973.41 : x
  2. Step 2: Convert to fraction form
    9,371,653.38/12,939,583.74 = 7,308,973.41/x
  3. Step 3: Cross multiply
    9,371,653.38x = 12,939,583.74 × 7,308,973.41
  4. Step 4: Simplify right side
    9,371,653.38x = 94,575,073,492,128.36
  5. Step 5: Solve for x
    x = 94,575,073,492,128.36/9,371,653.38
  6. Step 6: Final answer
    x = 10,091,610.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.