Home / 14,360,040.90-19,816,828.74-7,833,668.40

Finding the Fourth Proportional to 14,360,040.90, 19,816,828.74 and 7,833,668.40

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Solution

The fourth proportional to 14,360,040.90, 19,816,828.74 and 7,833,668.40 is: 10,810,447.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,360,040.90 : 19,816,828.74 = 7,833,668.40 : x
  2. Step 2: Convert to fraction form
    14,360,040.90/19,816,828.74 = 7,833,668.40/x
  3. Step 3: Cross multiply
    14,360,040.90x = 19,816,828.74 × 7,833,668.40
  4. Step 4: Simplify right side
    14,360,040.90x = 155,238,465,088,749.81
  5. Step 5: Solve for x
    x = 155,238,465,088,749.81/14,360,040.90
  6. Step 6: Final answer
    x = 10,810,447.28

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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.