Home / 30,307,260.88-45,461,284.97-10,112,502.88

Finding the Fourth Proportional to 30,307,260.88, 45,461,284.97 and 10,112,502.88

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Solution

The fourth proportional to 30,307,260.88, 45,461,284.97 and 10,112,502.88 is: 15,168,885.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,307,260.88 : 45,461,284.97 = 10,112,502.88 : x
  2. Step 2: Convert to fraction form
    30,307,260.88/45,461,284.97 = 10,112,502.88/x
  3. Step 3: Cross multiply
    30,307,260.88x = 45,461,284.97 × 10,112,502.88
  4. Step 4: Simplify right side
    30,307,260.88x = 459,727,374,985,600.50
  5. Step 5: Solve for x
    x = 459,727,374,985,600.50/30,307,260.88
  6. Step 6: Final answer
    x = 15,168,885.66

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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.