Home / 30,261,188.40-45,395,929.80-10,064,324.40

Finding the Fourth Proportional to 30,261,188.40, 45,395,929.80 and 10,064,324.40

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Solution

The fourth proportional to 30,261,188.40, 45,395,929.80 and 10,064,324.40 is: 15,097,865.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,261,188.40 : 45,395,929.80 = 10,064,324.40 : x
  2. Step 2: Convert to fraction form
    30,261,188.40/45,395,929.80 = 10,064,324.40/x
  3. Step 3: Cross multiply
    30,261,188.40x = 45,395,929.80 × 10,064,324.40
  4. Step 4: Simplify right side
    30,261,188.40x = 456,879,363,946,827.12
  5. Step 5: Solve for x
    x = 456,879,363,946,827.12/30,261,188.40
  6. Step 6: Final answer
    x = 15,097,865.88

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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.