Home / 52,236,616.51-78,355,107-15,845,320.45

Finding the Fourth Proportional to 52,236,616.51, 78,355,107 and 15,845,320.45

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Solution

The fourth proportional to 52,236,616.51, 78,355,107 and 15,845,320.45 is: 23,768,035.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,236,616.51 : 78,355,107 = 15,845,320.45 : x
  2. Step 2: Convert to fraction form
    52,236,616.51/78,355,107 = 15,845,320.45/x
  3. Step 3: Cross multiply
    52,236,616.51x = 78,355,107 × 15,845,320.45
  4. Step 4: Simplify right side
    52,236,616.51x = 1,241,561,779,309,038
  5. Step 5: Solve for x
    x = 1,241,561,779,309,038/52,236,616.51
  6. Step 6: Final answer
    x = 23,768,035.95

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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.