Home / 30,307,266.90-45,461,294.03-10,112,508.90

Finding the Fourth Proportional to 30,307,266.90, 45,461,294.03 and 10,112,508.90

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Solution

The fourth proportional to 30,307,266.90, 45,461,294.03 and 10,112,508.90 is: 15,168,894.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,307,266.90 : 45,461,294.03 = 10,112,508.90 : x
  2. Step 2: Convert to fraction form
    30,307,266.90/45,461,294.03 = 10,112,508.90/x
  3. Step 3: Cross multiply
    30,307,266.90x = 45,461,294.03 × 10,112,508.90
  4. Step 4: Simplify right side
    30,307,266.90x = 459,727,740,433,329.31
  5. Step 5: Solve for x
    x = 459,727,740,433,329.31/30,307,266.90
  6. Step 6: Final answer
    x = 15,168,894.71

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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.