Home / 20,042,783.40-30,064,031.10-4,896,575.40

Finding the Fourth Proportional to 20,042,783.40, 30,064,031.10 and 4,896,575.40

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Solution

The fourth proportional to 20,042,783.40, 30,064,031.10 and 4,896,575.40 is: 7,344,827.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,042,783.40 : 30,064,031.10 = 4,896,575.40 : x
  2. Step 2: Convert to fraction form
    20,042,783.40/30,064,031.10 = 4,896,575.40/x
  3. Step 3: Cross multiply
    20,042,783.40x = 30,064,031.10 × 4,896,575.40
  4. Step 4: Simplify right side
    20,042,783.40x = 147,210,795,109,094.97
  5. Step 5: Solve for x
    x = 147,210,795,109,094.97/20,042,783.40
  6. Step 6: Final answer
    x = 7,344,827.92

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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.