Home / 30,930,833.68-46,402,225.11-11,760,100.16

Finding the Fourth Proportional to 30,930,833.68, 46,402,225.11 and 11,760,100.16

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Solution

The fourth proportional to 30,930,833.68, 46,402,225.11 and 11,760,100.16 is: 17,642,421.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,930,833.68 : 46,402,225.11 = 11,760,100.16 : x
  2. Step 2: Convert to fraction form
    30,930,833.68/46,402,225.11 = 11,760,100.16/x
  3. Step 3: Cross multiply
    30,930,833.68x = 46,402,225.11 × 11,760,100.16
  4. Step 4: Simplify right side
    30,930,833.68x = 545,694,814,881,666.50
  5. Step 5: Solve for x
    x = 545,694,814,881,666.50/30,930,833.68
  6. Step 6: Final answer
    x = 17,642,421.82

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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.