Home / 7,127,324.43-10,690,428.81-2,009,547.60

Finding the Fourth Proportional to 7,127,324.43, 10,690,428.81 and 2,009,547.60

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Solution

The fourth proportional to 7,127,324.43, 10,690,428.81 and 2,009,547.60 is: 3,014,164.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,127,324.43 : 10,690,428.81 = 2,009,547.60 : x
  2. Step 2: Convert to fraction form
    7,127,324.43/10,690,428.81 = 2,009,547.60/x
  3. Step 3: Cross multiply
    7,127,324.43x = 10,690,428.81 × 2,009,547.60
  4. Step 4: Simplify right side
    7,127,324.43x = 21,482,925,558,106.36
  5. Step 5: Solve for x
    x = 21,482,925,558,106.36/7,127,324.43
  6. Step 6: Final answer
    x = 3,014,164.12

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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.