Home / 30,935,387.52-46,403,100.72-11,761,715.52

Finding the Fourth Proportional to 30,935,387.52, 46,403,100.72 and 11,761,715.52

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Solution

The fourth proportional to 30,935,387.52, 46,403,100.72 and 11,761,715.52 is: 17,642,580.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,935,387.52 : 46,403,100.72 = 11,761,715.52 : x
  2. Step 2: Convert to fraction form
    30,935,387.52/46,403,100.72 = 11,761,715.52/x
  3. Step 3: Cross multiply
    30,935,387.52x = 46,403,100.72 × 11,761,715.52
  4. Step 4: Simplify right side
    30,935,387.52x = 545,780,069,914,547.12
  5. Step 5: Solve for x
    x = 545,780,069,914,547.12/30,935,387.52
  6. Step 6: Final answer
    x = 17,642,580.67

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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.