Home / 22,772,368.26-31,426,321.95-12,459,312.72

Finding the Fourth Proportional to 22,772,368.26, 31,426,321.95 and 12,459,312.72

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Solution

The fourth proportional to 22,772,368.26, 31,426,321.95 and 12,459,312.72 is: 17,194,099.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,772,368.26 : 31,426,321.95 = 12,459,312.72 : x
  2. Step 2: Convert to fraction form
    22,772,368.26/31,426,321.95 = 12,459,312.72/x
  3. Step 3: Cross multiply
    22,772,368.26x = 31,426,321.95 × 12,459,312.72
  4. Step 4: Simplify right side
    22,772,368.26x = 391,550,372,814,450.19
  5. Step 5: Solve for x
    x = 391,550,372,814,450.19/22,772,368.26
  6. Step 6: Final answer
    x = 17,194,099.81

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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.