Home / 30,803,674.32-42,495,723.36-18,573,737.04

Finding the Fourth Proportional to 30,803,674.32, 42,495,723.36 and 18,573,737.04

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Solution

The fourth proportional to 30,803,674.32, 42,495,723.36 and 18,573,737.04 is: 25,623,709.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,803,674.32 : 42,495,723.36 = 18,573,737.04 : x
  2. Step 2: Convert to fraction form
    30,803,674.32/42,495,723.36 = 18,573,737.04/x
  3. Step 3: Cross multiply
    30,803,674.32x = 42,495,723.36 × 18,573,737.04
  4. Step 4: Simplify right side
    30,803,674.32x = 789,304,391,013,225.25
  5. Step 5: Solve for x
    x = 789,304,391,013,225.25/30,803,674.32
  6. Step 6: Final answer
    x = 25,623,709.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.