Home / 52,390,988.04-71,775,909.72-50,427,386.22

Finding the Fourth Proportional to 52,390,988.04, 71,775,909.72 and 50,427,386.22

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Solution

The fourth proportional to 52,390,988.04, 71,775,909.72 and 50,427,386.22 is: 69,085,765.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,390,988.04 : 71,775,909.72 = 50,427,386.22 : x
  2. Step 2: Convert to fraction form
    52,390,988.04/71,775,909.72 = 50,427,386.22/x
  3. Step 3: Cross multiply
    52,390,988.04x = 71,775,909.72 × 50,427,386.22
  4. Step 4: Simplify right side
    52,390,988.04x = 3,619,471,520,742,292
  5. Step 5: Solve for x
    x = 3,619,471,520,742,292/52,390,988.04
  6. Step 6: Final answer
    x = 69,085,765.63

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.