Home / 30,043,889.15-45,073,411.57-13,881,267.51

Finding the Fourth Proportional to 30,043,889.15, 45,073,411.57 and 13,881,267.51

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Solution

The fourth proportional to 30,043,889.15, 45,073,411.57 and 13,881,267.51 is: 20,825,402.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,043,889.15 : 45,073,411.57 = 13,881,267.51 : x
  2. Step 2: Convert to fraction form
    30,043,889.15/45,073,411.57 = 13,881,267.51/x
  3. Step 3: Cross multiply
    30,043,889.15x = 45,073,411.57 × 13,881,267.51
  4. Step 4: Simplify right side
    30,043,889.15x = 625,676,083,439,825.38
  5. Step 5: Solve for x
    x = 625,676,083,439,825.38/30,043,889.15
  6. Step 6: Final answer
    x = 20,825,402.48

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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.