Home / 39,159,926.34-53,972,293.17-28,683,685.68

Finding the Fourth Proportional to 39,159,926.34, 53,972,293.17 and 28,683,685.68

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Solution

The fourth proportional to 39,159,926.34, 53,972,293.17 and 28,683,685.68 is: 39,533,381.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,159,926.34 : 53,972,293.17 = 28,683,685.68 : x
  2. Step 2: Convert to fraction form
    39,159,926.34/53,972,293.17 = 28,683,685.68/x
  3. Step 3: Cross multiply
    39,159,926.34x = 53,972,293.17 × 28,683,685.68
  4. Step 4: Simplify right side
    39,159,926.34x = 1,548,124,292,717,090.75
  5. Step 5: Solve for x
    x = 1,548,124,292,717,090.75/39,159,926.34
  6. Step 6: Final answer
    x = 39,533,381.12

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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.