Home / 30,935,344.38-46,402,721.11-18,808,156

Finding the Fourth Proportional to 30,935,344.38, 46,402,721.11 and 18,808,156

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Solution

The fourth proportional to 30,935,344.38, 46,402,721.11 and 18,808,156 is: 28,212,054.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,935,344.38 : 46,402,721.11 = 18,808,156 : x
  2. Step 2: Convert to fraction form
    30,935,344.38/46,402,721.11 = 18,808,156/x
  3. Step 3: Cross multiply
    30,935,344.38x = 46,402,721.11 × 18,808,156
  4. Step 4: Simplify right side
    30,935,344.38x = 872,749,617,461,373.12
  5. Step 5: Solve for x
    x = 872,749,617,461,373.12/30,935,344.38
  6. Step 6: Final answer
    x = 28,212,054.37

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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.