Home / 30,497,996.72-42,087,966.75-16,559,939.24

Finding the Fourth Proportional to 30,497,996.72, 42,087,966.75 and 16,559,939.24

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Solution

The fourth proportional to 30,497,996.72, 42,087,966.75 and 16,559,939.24 is: 22,853,113.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,497,996.72 : 42,087,966.75 = 16,559,939.24 : x
  2. Step 2: Convert to fraction form
    30,497,996.72/42,087,966.75 = 16,559,939.24/x
  3. Step 3: Cross multiply
    30,497,996.72x = 42,087,966.75 × 16,559,939.24
  4. Step 4: Simplify right side
    30,497,996.72x = 696,974,172,115,140.25
  5. Step 5: Solve for x
    x = 696,974,172,115,140.25/30,497,996.72
  6. Step 6: Final answer
    x = 22,853,113.22

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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.