Home / 19,038,875.92-26,295,281.22-12,833,219.68

Finding the Fourth Proportional to 19,038,875.92, 26,295,281.22 and 12,833,219.68

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Solution

The fourth proportional to 19,038,875.92, 26,295,281.22 and 12,833,219.68 is: 17,724,424.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,038,875.92 : 26,295,281.22 = 12,833,219.68 : x
  2. Step 2: Convert to fraction form
    19,038,875.92/26,295,281.22 = 12,833,219.68/x
  3. Step 3: Cross multiply
    19,038,875.92x = 26,295,281.22 × 12,833,219.68
  4. Step 4: Simplify right side
    19,038,875.92x = 337,453,120,443,638.38
  5. Step 5: Solve for x
    x = 337,453,120,443,638.38/19,038,875.92
  6. Step 6: Final answer
    x = 17,724,424.59

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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.