Home / 5,216,102.89-7,818,632.12-1,754,547.25

Finding the Fourth Proportional to 5,216,102.89, 7,818,632.12 and 1,754,547.25

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Solution

The fourth proportional to 5,216,102.89, 7,818,632.12 and 1,754,547.25 is: 2,629,963.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,216,102.89 : 7,818,632.12 = 1,754,547.25 : x
  2. Step 2: Convert to fraction form
    5,216,102.89/7,818,632.12 = 1,754,547.25/x
  3. Step 3: Cross multiply
    5,216,102.89x = 7,818,632.12 × 1,754,547.25
  4. Step 4: Simplify right side
    5,216,102.89x = 13,718,159,484,907.67
  5. Step 5: Solve for x
    x = 13,718,159,484,907.67/5,216,102.89
  6. Step 6: Final answer
    x = 2,629,963.36

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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.