Home / 45,814,468.63-68,771,498.51-18,539,539.51

Finding the Fourth Proportional to 45,814,468.63, 68,771,498.51 and 18,539,539.51

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Solution

The fourth proportional to 45,814,468.63, 68,771,498.51 and 18,539,539.51 is: 27,829,459.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,814,468.63 : 68,771,498.51 = 18,539,539.51 : x
  2. Step 2: Convert to fraction form
    45,814,468.63/68,771,498.51 = 18,539,539.51/x
  3. Step 3: Cross multiply
    45,814,468.63x = 68,771,498.51 × 18,539,539.51
  4. Step 4: Simplify right side
    45,814,468.63x = 1,274,991,913,788,051.25
  5. Step 5: Solve for x
    x = 1,274,991,913,788,051.25/45,814,468.63
  6. Step 6: Final answer
    x = 27,829,459.82

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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.