Home / 6,386,398.57-9,583,828.80-3,509,774.25

Finding the Fourth Proportional to 6,386,398.57, 9,583,828.80 and 3,509,774.25

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Solution

The fourth proportional to 6,386,398.57, 9,583,828.80 and 3,509,774.25 is: 5,266,986.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386,398.57 : 9,583,828.80 = 3,509,774.25 : x
  2. Step 2: Convert to fraction form
    6,386,398.57/9,583,828.80 = 3,509,774.25/x
  3. Step 3: Cross multiply
    6,386,398.57x = 9,583,828.80 × 3,509,774.25
  4. Step 4: Simplify right side
    6,386,398.57x = 33,637,075,489,547.39
  5. Step 5: Solve for x
    x = 33,637,075,489,547.39/6,386,398.57
  6. Step 6: Final answer
    x = 5,266,986.57

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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.