Home / 14,012,562.60-21,018,843.90-4,430,878.20

Finding the Fourth Proportional to 14,012,562.60, 21,018,843.90 and 4,430,878.20

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Solution

The fourth proportional to 14,012,562.60, 21,018,843.90 and 4,430,878.20 is: 6,646,317.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012,562.60 : 21,018,843.90 = 4,430,878.20 : x
  2. Step 2: Convert to fraction form
    14,012,562.60/21,018,843.90 = 4,430,878.20/x
  3. Step 3: Cross multiply
    14,012,562.60x = 21,018,843.90 × 4,430,878.20
  4. Step 4: Simplify right side
    14,012,562.60x = 93,131,937,225,712.98
  5. Step 5: Solve for x
    x = 93,131,937,225,712.98/14,012,562.60
  6. Step 6: Final answer
    x = 6,646,317.30

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1.5x scale

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.