Home / 27,166,528.23-37,486,402.29-18,365,130.15

Finding the Fourth Proportional to 27,166,528.23, 37,486,402.29 and 18,365,130.15

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Solution

The fourth proportional to 27,166,528.23, 37,486,402.29 and 18,365,130.15 is: 25,341,576.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,166,528.23 : 37,486,402.29 = 18,365,130.15 : x
  2. Step 2: Convert to fraction form
    27,166,528.23/37,486,402.29 = 18,365,130.15/x
  3. Step 3: Cross multiply
    27,166,528.23x = 37,486,402.29 × 18,365,130.15
  4. Step 4: Simplify right side
    27,166,528.23x = 688,442,656,911,108
  5. Step 5: Solve for x
    x = 688,442,656,911,108/27,166,528.23
  6. Step 6: Final answer
    x = 25,341,576.63

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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.