Home / 15,590,113.68-21,503,681.76-10,164,954

Finding the Fourth Proportional to 15,590,113.68, 21,503,681.76 and 10,164,954

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Solution

The fourth proportional to 15,590,113.68, 21,503,681.76 and 10,164,954 is: 14,020,676.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,590,113.68 : 21,503,681.76 = 10,164,954 : x
  2. Step 2: Convert to fraction form
    15,590,113.68/21,503,681.76 = 10,164,954/x
  3. Step 3: Cross multiply
    15,590,113.68x = 21,503,681.76 × 10,164,954
  4. Step 4: Simplify right side
    15,590,113.68x = 218,583,935,921,039.06
  5. Step 5: Solve for x
    x = 218,583,935,921,039.06/15,590,113.68
  6. Step 6: Final answer
    x = 14,020,676.21

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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.