Home / 45,756,071.76-68,634,052.56-11,677,421.28

Finding the Fourth Proportional to 45,756,071.76, 68,634,052.56 and 11,677,421.28

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Solution

The fourth proportional to 45,756,071.76, 68,634,052.56 and 11,677,421.28 is: 17,516,117.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,756,071.76 : 68,634,052.56 = 11,677,421.28 : x
  2. Step 2: Convert to fraction form
    45,756,071.76/68,634,052.56 = 11,677,421.28/x
  3. Step 3: Cross multiply
    45,756,071.76x = 68,634,052.56 × 11,677,421.28
  4. Step 4: Simplify right side
    45,756,071.76x = 801,468,745,896,782.50
  5. Step 5: Solve for x
    x = 801,468,745,896,782.50/45,756,071.76
  6. Step 6: Final answer
    x = 17,516,117.86

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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.