Home / 28,934,174.03-39,929,019.91-15,881,655.02

Finding the Fourth Proportional to 28,934,174.03, 39,929,019.91 and 15,881,655.02

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Solution

The fourth proportional to 28,934,174.03, 39,929,019.91 and 15,881,655.02 is: 21,916,606.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,934,174.03 : 39,929,019.91 = 15,881,655.02 : x
  2. Step 2: Convert to fraction form
    28,934,174.03/39,929,019.91 = 15,881,655.02/x
  3. Step 3: Cross multiply
    28,934,174.03x = 39,929,019.91 × 15,881,655.02
  4. Step 4: Simplify right side
    28,934,174.03x = 634,138,919,347,332.38
  5. Step 5: Solve for x
    x = 634,138,919,347,332.38/28,934,174.03
  6. Step 6: Final answer
    x = 21,916,606.94

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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.