Home / 14,041,079.60-21,061,619.40-12,445,444.40

Finding the Fourth Proportional to 14,041,079.60, 21,061,619.40 and 12,445,444.40

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Solution

The fourth proportional to 14,041,079.60, 21,061,619.40 and 12,445,444.40 is: 18,668,166.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,041,079.60 : 21,061,619.40 = 12,445,444.40 : x
  2. Step 2: Convert to fraction form
    14,041,079.60/21,061,619.40 = 12,445,444.40/x
  3. Step 3: Cross multiply
    14,041,079.60x = 21,061,619.40 × 12,445,444.40
  4. Step 4: Simplify right side
    14,041,079.60x = 262,121,213,216,661.34
  5. Step 5: Solve for x
    x = 262,121,213,216,661.34/14,041,079.60
  6. Step 6: Final answer
    x = 18,668,166.60

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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.