Home / 30,157,340.31-45,260,248.23-15,588,526.55

Finding the Fourth Proportional to 30,157,340.31, 45,260,248.23 and 15,588,526.55

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Solution

The fourth proportional to 30,157,340.31, 45,260,248.23 and 15,588,526.55 is: 23,395,318.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,157,340.31 : 45,260,248.23 = 15,588,526.55 : x
  2. Step 2: Convert to fraction form
    30,157,340.31/45,260,248.23 = 15,588,526.55/x
  3. Step 3: Cross multiply
    30,157,340.31x = 45,260,248.23 × 15,588,526.55
  4. Step 4: Simplify right side
    30,157,340.31x = 705,540,580,966,644.25
  5. Step 5: Solve for x
    x = 705,540,580,966,644.25/30,157,340.31
  6. Step 6: Final answer
    x = 23,395,318.48

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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.