Home / 21,766,509,762.84-30,022,310,320.74-14,528,908,110.15

Finding the Fourth Proportional to 21,766,509,762.84, 30,022,310,320.74 and 14,528,908,110.15

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Solution

The fourth proportional to 21,766,509,762.84, 30,022,310,320.74 and 14,528,908,110.15 is: 20,039,565,031.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,766,509,762.84 : 30,022,310,320.74 = 14,528,908,110.15 : x
  2. Step 2: Convert to fraction form
    21,766,509,762.84/30,022,310,320.74 = 14,528,908,110.15/x
  3. Step 3: Cross multiply
    21,766,509,762.84x = 30,022,310,320.74 × 14,528,908,110.15
  4. Step 4: Simplify right side
    21,766,509,762.84x = 436,191,387,904,439,418,880
  5. Step 5: Solve for x
    x = 436,191,387,904,439,418,880/21,766,509,762.84
  6. Step 6: Final answer
    x = 20,039,565,031.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.