Home / 49,161,039.34-67,832,107.02-28,249,031.81

Finding the Fourth Proportional to 49,161,039.34, 67,832,107.02 and 28,249,031.81

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Solution

The fourth proportional to 49,161,039.34, 67,832,107.02 and 28,249,031.81 is: 38,977,844.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,161,039.34 : 67,832,107.02 = 28,249,031.81 : x
  2. Step 2: Convert to fraction form
    49,161,039.34/67,832,107.02 = 28,249,031.81/x
  3. Step 3: Cross multiply
    49,161,039.34x = 67,832,107.02 × 28,249,031.81
  4. Step 4: Simplify right side
    49,161,039.34x = 1,916,191,348,830,632.75
  5. Step 5: Solve for x
    x = 1,916,191,348,830,632.75/49,161,039.34
  6. Step 6: Final answer
    x = 38,977,844.54

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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.