Home / 12,877,491.60-19,316,237.40-3,293,620.20

Finding the Fourth Proportional to 12,877,491.60, 19,316,237.40 and 3,293,620.20

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Solution

The fourth proportional to 12,877,491.60, 19,316,237.40 and 3,293,620.20 is: 4,940,430.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,877,491.60 : 19,316,237.40 = 3,293,620.20 : x
  2. Step 2: Convert to fraction form
    12,877,491.60/19,316,237.40 = 3,293,620.20/x
  3. Step 3: Cross multiply
    12,877,491.60x = 19,316,237.40 × 3,293,620.20
  4. Step 4: Simplify right side
    12,877,491.60x = 63,620,349,688,635.48
  5. Step 5: Solve for x
    x = 63,620,349,688,635.48/12,877,491.60
  6. Step 6: Final answer
    x = 4,940,430.30

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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.