Home / 27,866,983.84-38,456,526.80-15,477,075.03

Finding the Fourth Proportional to 27,866,983.84, 38,456,526.80 and 15,477,075.03

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Solution

The fourth proportional to 27,866,983.84, 38,456,526.80 and 15,477,075.03 is: 21,358,413.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,866,983.84 : 38,456,526.80 = 15,477,075.03 : x
  2. Step 2: Convert to fraction form
    27,866,983.84/38,456,526.80 = 15,477,075.03/x
  3. Step 3: Cross multiply
    27,866,983.84x = 38,456,526.80 × 15,477,075.03
  4. Step 4: Simplify right side
    27,866,983.84x = 595,194,550,676,805.75
  5. Step 5: Solve for x
    x = 595,194,550,676,805.75/27,866,983.84
  6. Step 6: Final answer
    x = 21,358,413.03

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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.