Home / 30,935,349.64-46,402,728.96-18,808,161.28

Finding the Fourth Proportional to 30,935,349.64, 46,402,728.96 and 18,808,161.28

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Solution

The fourth proportional to 30,935,349.64, 46,402,728.96 and 18,808,161.28 is: 28,212,062.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,935,349.64 : 46,402,728.96 = 18,808,161.28 : x
  2. Step 2: Convert to fraction form
    30,935,349.64/46,402,728.96 = 18,808,161.28/x
  3. Step 3: Cross multiply
    30,935,349.64x = 46,402,728.96 × 18,808,161.28
  4. Step 4: Simplify right side
    30,935,349.64x = 872,750,010,111,806.75
  5. Step 5: Solve for x
    x = 872,750,010,111,806.75/30,935,349.64
  6. Step 6: Final answer
    x = 28,212,062.26

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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.