Home / 14,257,315.86-21,387,766.59-6,971,019.18

Finding the Fourth Proportional to 14,257,315.86, 21,387,766.59 and 6,971,019.18

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Solution

The fourth proportional to 14,257,315.86, 21,387,766.59 and 6,971,019.18 is: 10,457,405.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,257,315.86 : 21,387,766.59 = 6,971,019.18 : x
  2. Step 2: Convert to fraction form
    14,257,315.86/21,387,766.59 = 6,971,019.18/x
  3. Step 3: Cross multiply
    14,257,315.86x = 21,387,766.59 × 6,971,019.18
  4. Step 4: Simplify right side
    14,257,315.86x = 149,094,531,116,253.19
  5. Step 5: Solve for x
    x = 149,094,531,116,253.19/14,257,315.86
  6. Step 6: Final answer
    x = 10,457,405.35

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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.