Home / 8,717,172.78-12,029,533.47-4,849,681.98

Finding the Fourth Proportional to 8,717,172.78, 12,029,533.47 and 4,849,681.98

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Solution

The fourth proportional to 8,717,172.78, 12,029,533.47 and 4,849,681.98 is: 6,692,469.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,717,172.78 : 12,029,533.47 = 4,849,681.98 : x
  2. Step 2: Convert to fraction form
    8,717,172.78/12,029,533.47 = 4,849,681.98/x
  3. Step 3: Cross multiply
    8,717,172.78x = 12,029,533.47 × 4,849,681.98
  4. Step 4: Simplify right side
    8,717,172.78x = 58,339,411,697,265.88
  5. Step 5: Solve for x
    x = 58,339,411,697,265.88/8,717,172.78
  6. Step 6: Final answer
    x = 6,692,469.36

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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.