Home / 6,645,608.20-9,968,412.30-5,031,356.16

Finding the Fourth Proportional to 6,645,608.20, 9,968,412.30 and 5,031,356.16

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Solution

The fourth proportional to 6,645,608.20, 9,968,412.30 and 5,031,356.16 is: 7,547,034.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,608.20 : 9,968,412.30 = 5,031,356.16 : x
  2. Step 2: Convert to fraction form
    6,645,608.20/9,968,412.30 = 5,031,356.16/x
  3. Step 3: Cross multiply
    6,645,608.20x = 9,968,412.30 × 5,031,356.16
  4. Step 4: Simplify right side
    6,645,608.20x = 50,154,632,631,024.77
  5. Step 5: Solve for x
    x = 50,154,632,631,024.77/6,645,608.20
  6. Step 6: Final answer
    x = 7,547,034.24

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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.