Home / 30,468,240.30-42,046,167.05-17,415,779.47

Finding the Fourth Proportional to 30,468,240.30, 42,046,167.05 and 17,415,779.47

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Solution

The fourth proportional to 30,468,240.30, 42,046,167.05 and 17,415,779.47 is: 24,033,773.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,468,240.30 : 42,046,167.05 = 17,415,779.47 : x
  2. Step 2: Convert to fraction form
    30,468,240.30/42,046,167.05 = 17,415,779.47/x
  3. Step 3: Cross multiply
    30,468,240.30x = 42,046,167.05 × 17,415,779.47
  4. Step 4: Simplify right side
    30,468,240.30x = 732,266,772,901,580.38
  5. Step 5: Solve for x
    x = 732,266,772,901,580.38/30,468,240.30
  6. Step 6: Final answer
    x = 24,033,773.06

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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.