Home / 7,643,690.83-10,547,977.09-4,159,043.95

Finding the Fourth Proportional to 7,643,690.83, 10,547,977.09 and 4,159,043.95

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Solution

The fourth proportional to 7,643,690.83, 10,547,977.09 and 4,159,043.95 is: 5,739,308.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,643,690.83 : 10,547,977.09 = 4,159,043.95 : x
  2. Step 2: Convert to fraction form
    7,643,690.83/10,547,977.09 = 4,159,043.95/x
  3. Step 3: Cross multiply
    7,643,690.83x = 10,547,977.09 × 4,159,043.95
  4. Step 4: Simplify right side
    7,643,690.83x = 43,869,500,262,045.04
  5. Step 5: Solve for x
    x = 43,869,500,262,045.04/7,643,690.83
  6. Step 6: Final answer
    x = 5,739,308.57

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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.