Home / 30,703,068.96-46,068,985.02-15,132,409.31

Finding the Fourth Proportional to 30,703,068.96, 46,068,985.02 and 15,132,409.31

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Solution

The fourth proportional to 30,703,068.96, 46,068,985.02 and 15,132,409.31 is: 22,705,702.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,703,068.96 : 46,068,985.02 = 15,132,409.31 : x
  2. Step 2: Convert to fraction form
    30,703,068.96/46,068,985.02 = 15,132,409.31/x
  3. Step 3: Cross multiply
    30,703,068.96x = 46,068,985.02 × 15,132,409.31
  4. Step 4: Simplify right side
    30,703,068.96x = 697,134,737,588,553.62
  5. Step 5: Solve for x
    x = 697,134,737,588,553.62/30,703,068.96
  6. Step 6: Final answer
    x = 22,705,702.11

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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.