Home / 30,461,996.40-45,695,068.20-8,896,556.40

Finding the Fourth Proportional to 30,461,996.40, 45,695,068.20 and 8,896,556.40

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Solution

The fourth proportional to 30,461,996.40, 45,695,068.20 and 8,896,556.40 is: 13,345,440.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,461,996.40 : 45,695,068.20 = 8,896,556.40 : x
  2. Step 2: Convert to fraction form
    30,461,996.40/45,695,068.20 = 8,896,556.40/x
  3. Step 3: Cross multiply
    30,461,996.40x = 45,695,068.20 × 8,896,556.40
  4. Step 4: Simplify right side
    30,461,996.40x = 406,528,751,443,146.50
  5. Step 5: Solve for x
    x = 406,528,751,443,146.50/30,461,996.40
  6. Step 6: Final answer
    x = 13,345,440.20

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1.5x scale

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.