Home / 30,632,246.40-42,272,500.90-16,881,210.53

Finding the Fourth Proportional to 30,632,246.40, 42,272,500.90 and 16,881,210.53

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Solution

The fourth proportional to 30,632,246.40, 42,272,500.90 and 16,881,210.53 is: 23,296,071.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,632,246.40 : 42,272,500.90 = 16,881,210.53 : x
  2. Step 2: Convert to fraction form
    30,632,246.40/42,272,500.90 = 16,881,210.53/x
  3. Step 3: Cross multiply
    30,632,246.40x = 42,272,500.90 × 16,881,210.53
  4. Step 4: Simplify right side
    30,632,246.40x = 713,610,987,322,514.50
  5. Step 5: Solve for x
    x = 713,610,987,322,514.50/30,632,246.40
  6. Step 6: Final answer
    x = 23,296,071.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.