Home / 11,078,749.70-15,291,225.51-6,496,547.30

Finding the Fourth Proportional to 11,078,749.70, 15,291,225.51 and 6,496,547.30

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Solution

The fourth proportional to 11,078,749.70, 15,291,225.51 and 6,496,547.30 is: 8,966,731.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,078,749.70 : 15,291,225.51 = 6,496,547.30 : x
  2. Step 2: Convert to fraction form
    11,078,749.70/15,291,225.51 = 6,496,547.30/x
  3. Step 3: Cross multiply
    11,078,749.70x = 15,291,225.51 × 6,496,547.30
  4. Step 4: Simplify right side
    11,078,749.70x = 99,340,169,800,681.62
  5. Step 5: Solve for x
    x = 99,340,169,800,681.62/11,078,749.70
  6. Step 6: Final answer
    x = 8,966,731.13

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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.