Home / 5,430,929.88-8,147,443.85-2,064,875.16

Finding the Fourth Proportional to 5,430,929.88, 8,147,443.85 and 2,064,875.16

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Solution

The fourth proportional to 5,430,929.88, 8,147,443.85 and 2,064,875.16 is: 3,097,711.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,430,929.88 : 8,147,443.85 = 2,064,875.16 : x
  2. Step 2: Convert to fraction form
    5,430,929.88/8,147,443.85 = 2,064,875.16/x
  3. Step 3: Cross multiply
    5,430,929.88x = 8,147,443.85 × 2,064,875.16
  4. Step 4: Simplify right side
    5,430,929.88x = 16,823,454,423,359.76
  5. Step 5: Solve for x
    x = 16,823,454,423,359.76/5,430,929.88
  6. Step 6: Final answer
    x = 3,097,711.59

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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.