Home / 20,073,897.16-27,701,075.28-11,371,892.20

Finding the Fourth Proportional to 20,073,897.16, 27,701,075.28 and 11,371,892.20

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Solution

The fourth proportional to 20,073,897.16, 27,701,075.28 and 11,371,892.20 is: 15,692,699.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,073,897.16 : 27,701,075.28 = 11,371,892.20 : x
  2. Step 2: Convert to fraction form
    20,073,897.16/27,701,075.28 = 11,371,892.20/x
  3. Step 3: Cross multiply
    20,073,897.16x = 27,701,075.28 × 11,371,892.20
  4. Step 4: Simplify right side
    20,073,897.16x = 315,013,641,881,636.75
  5. Step 5: Solve for x
    x = 315,013,641,881,636.75/20,073,897.16
  6. Step 6: Final answer
    x = 15,692,699.80

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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.