Home / 14,636,854.60-20,199,302.22-8,109,873.40

Finding the Fourth Proportional to 14,636,854.60, 20,199,302.22 and 8,109,873.40

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Solution

The fourth proportional to 14,636,854.60, 20,199,302.22 and 8,109,873.40 is: 11,191,870.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,636,854.60 : 20,199,302.22 = 8,109,873.40 : x
  2. Step 2: Convert to fraction form
    14,636,854.60/20,199,302.22 = 8,109,873.40/x
  3. Step 3: Cross multiply
    14,636,854.60x = 20,199,302.22 × 8,109,873.40
  4. Step 4: Simplify right side
    14,636,854.60x = 163,813,783,772,538.94
  5. Step 5: Solve for x
    x = 163,813,783,772,538.94/14,636,854.60
  6. Step 6: Final answer
    x = 11,191,870.68

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1.5x scale

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.