Home / 19,152,006.40-28,728,009.60-14,868,985.60

Finding the Fourth Proportional to 19,152,006.40, 28,728,009.60 and 14,868,985.60

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Solution

The fourth proportional to 19,152,006.40, 28,728,009.60 and 14,868,985.60 is: 22,303,478.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152,006.40 : 28,728,009.60 = 14,868,985.60 : x
  2. Step 2: Convert to fraction form
    19,152,006.40/28,728,009.60 = 14,868,985.60/x
  3. Step 3: Cross multiply
    19,152,006.40x = 28,728,009.60 × 14,868,985.60
  4. Step 4: Simplify right side
    19,152,006.40x = 427,156,361,059,061.75
  5. Step 5: Solve for x
    x = 427,156,361,059,061.75/19,152,006.40
  6. Step 6: Final answer
    x = 22,303,478.40

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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.