Home / 7,643,695.05-10,547,982.90-4,159,048.16

Finding the Fourth Proportional to 7,643,695.05, 10,547,982.90 and 4,159,048.16

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Solution

The fourth proportional to 7,643,695.05, 10,547,982.90 and 4,159,048.16 is: 5,739,314.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,643,695.05 : 10,547,982.90 = 4,159,048.16 : x
  2. Step 2: Convert to fraction form
    7,643,695.05/10,547,982.90 = 4,159,048.16/x
  3. Step 3: Cross multiply
    7,643,695.05x = 10,547,982.90 × 4,159,048.16
  4. Step 4: Simplify right side
    7,643,695.05x = 43,869,568,898,326.42
  5. Step 5: Solve for x
    x = 43,869,568,898,326.42/7,643,695.05
  6. Step 6: Final answer
    x = 5,739,314.38

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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.