Home / 20,166,653.40-30,249,980.10-16,623,713.40

Finding the Fourth Proportional to 20,166,653.40, 30,249,980.10 and 16,623,713.40

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Solution

The fourth proportional to 20,166,653.40, 30,249,980.10 and 16,623,713.40 is: 24,935,570.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,166,653.40 : 30,249,980.10 = 16,623,713.40 : x
  2. Step 2: Convert to fraction form
    20,166,653.40/30,249,980.10 = 16,623,713.40/x
  3. Step 3: Cross multiply
    20,166,653.40x = 30,249,980.10 × 16,623,713.40
  4. Step 4: Simplify right side
    20,166,653.40x = 502,866,999,538,103.38
  5. Step 5: Solve for x
    x = 502,866,999,538,103.38/20,166,653.40
  6. Step 6: Final answer
    x = 24,935,570.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.