Home / 45,879,788.61-63,315,478.47-28,248,862.49

Finding the Fourth Proportional to 45,879,788.61, 63,315,478.47 and 28,248,862.49

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Solution

The fourth proportional to 45,879,788.61, 63,315,478.47 and 28,248,862.49 is: 38,984,273.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,879,788.61 : 63,315,478.47 = 28,248,862.49 : x
  2. Step 2: Convert to fraction form
    45,879,788.61/63,315,478.47 = 28,248,862.49/x
  3. Step 3: Cross multiply
    45,879,788.61x = 63,315,478.47 × 28,248,862.49
  4. Step 4: Simplify right side
    45,879,788.61x = 1,788,590,244,814,374.50
  5. Step 5: Solve for x
    x = 1,788,590,244,814,374.50/45,879,788.61
  6. Step 6: Final answer
    x = 38,984,273.88

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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.