Home / 14,758,878.60-22,142,465.10-7,186,091.40

Finding the Fourth Proportional to 14,758,878.60, 22,142,465.10 and 7,186,091.40

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Solution

The fourth proportional to 14,758,878.60, 22,142,465.10 and 7,186,091.40 is: 10,781,156.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,758,878.60 : 22,142,465.10 = 7,186,091.40 : x
  2. Step 2: Convert to fraction form
    14,758,878.60/22,142,465.10 = 7,186,091.40/x
  3. Step 3: Cross multiply
    14,758,878.60x = 22,142,465.10 × 7,186,091.40
  4. Step 4: Simplify right side
    14,758,878.60x = 159,117,778,029,910.16
  5. Step 5: Solve for x
    x = 159,117,778,029,910.16/14,758,878.60
  6. Step 6: Final answer
    x = 10,781,156.37

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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.