Home / 8,509,577.79-12,697,996.90-7,592,455.71

Finding the Fourth Proportional to 8,509,577.79, 12,697,996.90 and 7,592,455.71

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Solution

The fourth proportional to 8,509,577.79, 12,697,996.90 and 7,592,455.71 is: 11,329,466.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,509,577.79 : 12,697,996.90 = 7,592,455.71 : x
  2. Step 2: Convert to fraction form
    8,509,577.79/12,697,996.90 = 7,592,455.71/x
  3. Step 3: Cross multiply
    8,509,577.79x = 12,697,996.90 × 7,592,455.71
  4. Step 4: Simplify right side
    8,509,577.79x = 96,408,979,064,222
  5. Step 5: Solve for x
    x = 96,408,979,064,222/8,509,577.79
  6. Step 6: Final answer
    x = 11,329,466.80

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.