Home / 7,015,905-9,681,948.90-3,796,641

Finding the Fourth Proportional to 7,015,905, 9,681,948.90 and 3,796,641

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Solution

The fourth proportional to 7,015,905, 9,681,948.90 and 3,796,641 is: 5,239,364.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,015,905 : 9,681,948.90 = 3,796,641 : x
  2. Step 2: Convert to fraction form
    7,015,905/9,681,948.90 = 3,796,641/x
  3. Step 3: Cross multiply
    7,015,905x = 9,681,948.90 × 3,796,641
  4. Step 4: Simplify right side
    7,015,905x = 36,758,884,153,644.90
  5. Step 5: Solve for x
    x = 36,758,884,153,644.90/7,015,905
  6. Step 6: Final answer
    x = 5,239,364.58

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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.