Home / 30,635,680.40-45,906,281.40-26,573,109.20

Finding the Fourth Proportional to 30,635,680.40, 45,906,281.40 and 26,573,109.20

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Solution

The fourth proportional to 30,635,680.40, 45,906,281.40 and 26,573,109.20 is: 39,818,688.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,635,680.40 : 45,906,281.40 = 26,573,109.20 : x
  2. Step 2: Convert to fraction form
    30,635,680.40/45,906,281.40 = 26,573,109.20/x
  3. Step 3: Cross multiply
    30,635,680.40x = 45,906,281.40 × 26,573,109.20
  4. Step 4: Simplify right side
    30,635,680.40x = 1,219,872,628,608,128.75
  5. Step 5: Solve for x
    x = 1,219,872,628,608,128.75/30,635,680.40
  6. Step 6: Final answer
    x = 39,818,688.95

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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.