Home / 89,009,935.85-133,514,903.78-54,572,559.05

Finding the Fourth Proportional to 89,009,935.85, 133,514,903.78 and 54,572,559.05

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Solution

The fourth proportional to 89,009,935.85, 133,514,903.78 and 54,572,559.05 is: 81,858,838.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,009,935.85 : 133,514,903.78 = 54,572,559.05 : x
  2. Step 2: Convert to fraction form
    89,009,935.85/133,514,903.78 = 54,572,559.05/x
  3. Step 3: Cross multiply
    89,009,935.85x = 133,514,903.78 × 54,572,559.05
  4. Step 4: Simplify right side
    89,009,935.85x = 7,286,249,970,316,255
  5. Step 5: Solve for x
    x = 7,286,249,970,316,255/89,009,935.85
  6. Step 6: Final answer
    x = 81,858,838.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.