Home / 7,643,693.55-10,547,980.84-4,159,046.66

Finding the Fourth Proportional to 7,643,693.55, 10,547,980.84 and 4,159,046.66

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Solution

The fourth proportional to 7,643,693.55, 10,547,980.84 and 4,159,046.66 is: 5,739,312.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,643,693.55 : 10,547,980.84 = 4,159,046.66 : x
  2. Step 2: Convert to fraction form
    7,643,693.55/10,547,980.84 = 4,159,046.66/x
  3. Step 3: Cross multiply
    7,643,693.55x = 10,547,980.84 × 4,159,046.66
  4. Step 4: Simplify right side
    7,643,693.55x = 43,869,544,498,318.34
  5. Step 5: Solve for x
    x = 43,869,544,498,318.34/7,643,693.55
  6. Step 6: Final answer
    x = 5,739,312.31

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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.