Home / 8,663,280.15-11,955,467.60-4,742,970.11

Finding the Fourth Proportional to 8,663,280.15, 11,955,467.60 and 4,742,970.11

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Solution

The fourth proportional to 8,663,280.15, 11,955,467.60 and 4,742,970.11 is: 6,545,375.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,663,280.15 : 11,955,467.60 = 4,742,970.11 : x
  2. Step 2: Convert to fraction form
    8,663,280.15/11,955,467.60 = 4,742,970.11/x
  3. Step 3: Cross multiply
    8,663,280.15x = 11,955,467.60 × 4,742,970.11
  4. Step 4: Simplify right side
    8,663,280.15x = 56,704,425,477,873.44
  5. Step 5: Solve for x
    x = 56,704,425,477,873.44/8,663,280.15
  6. Step 6: Final answer
    x = 6,545,375.94

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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.