Home / 14,335,989.90-19,783,657.34-7,897,461.90

Finding the Fourth Proportional to 14,335,989.90, 19,783,657.34 and 7,897,461.90

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Solution

The fourth proportional to 14,335,989.90, 19,783,657.34 and 7,897,461.90 is: 10,898,492.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,335,989.90 : 19,783,657.34 = 7,897,461.90 : x
  2. Step 2: Convert to fraction form
    14,335,989.90/19,783,657.34 = 7,897,461.90/x
  3. Step 3: Cross multiply
    14,335,989.90x = 19,783,657.34 × 7,897,461.90
  4. Step 4: Simplify right side
    14,335,989.90x = 156,240,680,085,305.34
  5. Step 5: Solve for x
    x = 156,240,680,085,305.34/14,335,989.90
  6. Step 6: Final answer
    x = 10,898,492.62

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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.