Home / 11,154,807.85-16,732,980.45-4,671,355.28

Finding the Fourth Proportional to 11,154,807.85, 16,732,980.45 and 4,671,355.28

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Solution

The fourth proportional to 11,154,807.85, 16,732,980.45 and 4,671,355.28 is: 7,007,354.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,154,807.85 : 16,732,980.45 = 4,671,355.28 : x
  2. Step 2: Convert to fraction form
    11,154,807.85/16,732,980.45 = 4,671,355.28/x
  3. Step 3: Cross multiply
    11,154,807.85x = 16,732,980.45 × 4,671,355.28
  4. Step 4: Simplify right side
    11,154,807.85x = 78,165,696,585,702.38
  5. Step 5: Solve for x
    x = 78,165,696,585,702.38/11,154,807.85
  6. Step 6: Final answer
    x = 7,007,354.82

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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.