Home / 7,172,303.40-10,758,455.10-2,623,343.40

Finding the Fourth Proportional to 7,172,303.40, 10,758,455.10 and 2,623,343.40

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Solution

The fourth proportional to 7,172,303.40, 10,758,455.10 and 2,623,343.40 is: 3,935,015.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,172,303.40 : 10,758,455.10 = 2,623,343.40 : x
  2. Step 2: Convert to fraction form
    7,172,303.40/10,758,455.10 = 2,623,343.40/x
  3. Step 3: Cross multiply
    7,172,303.40x = 10,758,455.10 × 2,623,343.40
  4. Step 4: Simplify right side
    7,172,303.40x = 28,223,122,180,781.34
  5. Step 5: Solve for x
    x = 28,223,122,180,781.34/7,172,303.40
  6. Step 6: Final answer
    x = 3,935,015.10

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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.