Home / 12,833,019.40-19,249,529.10-12,744,545.80

Finding the Fourth Proportional to 12,833,019.40, 19,249,529.10 and 12,744,545.80

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Solution

The fourth proportional to 12,833,019.40, 19,249,529.10 and 12,744,545.80 is: 19,116,818.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,833,019.40 : 19,249,529.10 = 12,744,545.80 : x
  2. Step 2: Convert to fraction form
    12,833,019.40/19,249,529.10 = 12,744,545.80/x
  3. Step 3: Cross multiply
    12,833,019.40x = 19,249,529.10 × 12,744,545.80
  4. Step 4: Simplify right side
    12,833,019.40x = 245,326,505,243,382.81
  5. Step 5: Solve for x
    x = 245,326,505,243,382.81/12,833,019.40
  6. Step 6: Final answer
    x = 19,116,818.70

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1.5x scale

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.