Home / 10,890,065.40-16,335,098.10-10,358,624.40

Finding the Fourth Proportional to 10,890,065.40, 16,335,098.10 and 10,358,624.40

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Solution

The fourth proportional to 10,890,065.40, 16,335,098.10 and 10,358,624.40 is: 15,537,936.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,890,065.40 : 16,335,098.10 = 10,358,624.40 : x
  2. Step 2: Convert to fraction form
    10,890,065.40/16,335,098.10 = 10,358,624.40/x
  3. Step 3: Cross multiply
    10,890,065.40x = 16,335,098.10 × 10,358,624.40
  4. Step 4: Simplify right side
    10,890,065.40x = 169,209,145,755,053.66
  5. Step 5: Solve for x
    x = 169,209,145,755,053.66/10,890,065.40
  6. Step 6: Final answer
    x = 15,537,936.60

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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.