Home / 30,465,888.52-42,042,926.16-17,413,427.69

Finding the Fourth Proportional to 30,465,888.52, 42,042,926.16 and 17,413,427.69

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Solution

The fourth proportional to 30,465,888.52, 42,042,926.16 and 17,413,427.69 is: 24,030,530.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,465,888.52 : 42,042,926.16 = 17,413,427.69 : x
  2. Step 2: Convert to fraction form
    30,465,888.52/42,042,926.16 = 17,413,427.69/x
  3. Step 3: Cross multiply
    30,465,888.52x = 42,042,926.16 × 17,413,427.69
  4. Step 4: Simplify right side
    30,465,888.52x = 732,111,454,563,169.38
  5. Step 5: Solve for x
    x = 732,111,454,563,169.38/30,465,888.52
  6. Step 6: Final answer
    x = 24,030,530.21

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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.