Home / 35,291,980.80-52,925,529.60-12,573,619.20

Finding the Fourth Proportional to 35,291,980.80, 52,925,529.60 and 12,573,619.20

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Solution

The fourth proportional to 35,291,980.80, 52,925,529.60 and 12,573,619.20 is: 18,855,996.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,291,980.80 : 52,925,529.60 = 12,573,619.20 : x
  2. Step 2: Convert to fraction form
    35,291,980.80/52,925,529.60 = 12,573,619.20/x
  3. Step 3: Cross multiply
    35,291,980.80x = 52,925,529.60 × 12,573,619.20
  4. Step 4: Simplify right side
    35,291,980.80x = 665,465,455,148,728.25
  5. Step 5: Solve for x
    x = 665,465,455,148,728.25/35,291,980.80
  6. Step 6: Final answer
    x = 18,855,996.18

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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.