Home / 30,663,623.52-42,316,299.30-16,724,975.04

Finding the Fourth Proportional to 30,663,623.52, 42,316,299.30 and 16,724,975.04

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Solution

The fourth proportional to 30,663,623.52, 42,316,299.30 and 16,724,975.04 is: 23,080,737.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,663,623.52 : 42,316,299.30 = 16,724,975.04 : x
  2. Step 2: Convert to fraction form
    30,663,623.52/42,316,299.30 = 16,724,975.04/x
  3. Step 3: Cross multiply
    30,663,623.52x = 42,316,299.30 × 16,724,975.04
  4. Step 4: Simplify right side
    30,663,623.52x = 707,739,049,577,669.38
  5. Step 5: Solve for x
    x = 707,739,049,577,669.38/30,663,623.52
  6. Step 6: Final answer
    x = 23,080,737.64

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1.5x scale

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.