Home / 16,985,038.29-23,439,189.69-9,250,209.78

Finding the Fourth Proportional to 16,985,038.29, 23,439,189.69 and 9,250,209.78

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Solution

The fourth proportional to 16,985,038.29, 23,439,189.69 and 9,250,209.78 is: 12,765,200.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,985,038.29 : 23,439,189.69 = 9,250,209.78 : x
  2. Step 2: Convert to fraction form
    16,985,038.29/23,439,189.69 = 9,250,209.78/x
  3. Step 3: Cross multiply
    16,985,038.29x = 23,439,189.69 × 9,250,209.78
  4. Step 4: Simplify right side
    16,985,038.29x = 216,817,421,705,713.16
  5. Step 5: Solve for x
    x = 216,817,421,705,713.16/16,985,038.29
  6. Step 6: Final answer
    x = 12,765,200.64

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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.