Home / 30,475,783.96-45,710,876.58-10,281,200.92

Finding the Fourth Proportional to 30,475,783.96, 45,710,876.58 and 10,281,200.92

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Solution

The fourth proportional to 30,475,783.96, 45,710,876.58 and 10,281,200.92 is: 15,420,857.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,475,783.96 : 45,710,876.58 = 10,281,200.92 : x
  2. Step 2: Convert to fraction form
    30,475,783.96/45,710,876.58 = 10,281,200.92/x
  3. Step 3: Cross multiply
    30,475,783.96x = 45,710,876.58 × 10,281,200.92
  4. Step 4: Simplify right side
    30,475,783.96x = 469,962,706,348,302.44
  5. Step 5: Solve for x
    x = 469,962,706,348,302.44/30,475,783.96
  6. Step 6: Final answer
    x = 15,420,857.00

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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.