Home / 14,487,071.70-21,730,607.55-12,148,731.30

Finding the Fourth Proportional to 14,487,071.70, 21,730,607.55 and 12,148,731.30

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Solution

The fourth proportional to 14,487,071.70, 21,730,607.55 and 12,148,731.30 is: 18,223,096.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,487,071.70 : 21,730,607.55 = 12,148,731.30 : x
  2. Step 2: Convert to fraction form
    14,487,071.70/21,730,607.55 = 12,148,731.30/x
  3. Step 3: Cross multiply
    14,487,071.70x = 21,730,607.55 × 12,148,731.30
  4. Step 4: Simplify right side
    14,487,071.70x = 263,999,312,110,701.34
  5. Step 5: Solve for x
    x = 263,999,312,110,701.34/14,487,071.70
  6. Step 6: Final answer
    x = 18,223,096.95

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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.