Home / 28,556,433.74-42,798,258.93-13,376,904.14

Finding the Fourth Proportional to 28,556,433.74, 42,798,258.93 and 13,376,904.14

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Solution

The fourth proportional to 28,556,433.74, 42,798,258.93 and 13,376,904.14 is: 20,048,308.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,556,433.74 : 42,798,258.93 = 13,376,904.14 : x
  2. Step 2: Convert to fraction form
    28,556,433.74/42,798,258.93 = 13,376,904.14/x
  3. Step 3: Cross multiply
    28,556,433.74x = 42,798,258.93 × 13,376,904.14
  4. Step 4: Simplify right side
    28,556,433.74x = 572,508,207,065,509
  5. Step 5: Solve for x
    x = 572,508,207,065,509/28,556,433.74
  6. Step 6: Final answer
    x = 20,048,308.98

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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.