Home / 52,264,087.36-72,122,553.03-28,742,421.22

Finding the Fourth Proportional to 52,264,087.36, 72,122,553.03 and 28,742,421.22

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Solution

The fourth proportional to 52,264,087.36, 72,122,553.03 and 28,742,421.22 is: 39,663,503.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,264,087.36 : 72,122,553.03 = 28,742,421.22 : x
  2. Step 2: Convert to fraction form
    52,264,087.36/72,122,553.03 = 28,742,421.22/x
  3. Step 3: Cross multiply
    52,264,087.36x = 72,122,553.03 × 28,742,421.22
  4. Step 4: Simplify right side
    52,264,087.36x = 2,072,976,798,650,047.25
  5. Step 5: Solve for x
    x = 2,072,976,798,650,047.25/52,264,087.36
  6. Step 6: Final answer
    x = 39,663,503.25

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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.