Home / 9,169,018.28-12,653,548.59-5,039,195.81

Finding the Fourth Proportional to 9,169,018.28, 12,653,548.59 and 5,039,195.81

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Solution

The fourth proportional to 9,169,018.28, 12,653,548.59 and 5,039,195.81 is: 6,954,256.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169,018.28 : 12,653,548.59 = 5,039,195.81 : x
  2. Step 2: Convert to fraction form
    9,169,018.28/12,653,548.59 = 5,039,195.81/x
  3. Step 3: Cross multiply
    9,169,018.28x = 12,653,548.59 × 5,039,195.81
  4. Step 4: Simplify right side
    9,169,018.28x = 63,763,709,036,359.40
  5. Step 5: Solve for x
    x = 63,763,709,036,359.40/9,169,018.28
  6. Step 6: Final answer
    x = 6,954,256.94

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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.