Home / 30,602,962.12-42,228,877.08-17,367,924.28

Finding the Fourth Proportional to 30,602,962.12, 42,228,877.08 and 17,367,924.28

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Solution

The fourth proportional to 30,602,962.12, 42,228,877.08 and 17,367,924.28 is: 23,965,913.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,602,962.12 : 42,228,877.08 = 17,367,924.28 : x
  2. Step 2: Convert to fraction form
    30,602,962.12/42,228,877.08 = 17,367,924.28/x
  3. Step 3: Cross multiply
    30,602,962.12x = 42,228,877.08 × 17,367,924.28
  4. Step 4: Simplify right side
    30,602,962.12x = 733,427,939,554,867.50
  5. Step 5: Solve for x
    x = 733,427,939,554,867.50/30,602,962.12
  6. Step 6: Final answer
    x = 23,965,913.39

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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.