Home / 14,249,727.40-21,374,591.10-12,806,501.80

Finding the Fourth Proportional to 14,249,727.40, 21,374,591.10 and 12,806,501.80

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Solution

The fourth proportional to 14,249,727.40, 21,374,591.10 and 12,806,501.80 is: 19,209,752.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,249,727.40 : 21,374,591.10 = 12,806,501.80 : x
  2. Step 2: Convert to fraction form
    14,249,727.40/21,374,591.10 = 12,806,501.80/x
  3. Step 3: Cross multiply
    14,249,727.40x = 21,374,591.10 × 12,806,501.80
  4. Step 4: Simplify right side
    14,249,727.40x = 273,733,739,396,414
  5. Step 5: Solve for x
    x = 273,733,739,396,414/14,249,727.40
  6. Step 6: Final answer
    x = 19,209,752.70

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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.