Home / 14,803,038.90-20,416,922.29-12,741,563.06

Finding the Fourth Proportional to 14,803,038.90, 20,416,922.29 and 12,741,563.06

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Solution

The fourth proportional to 14,803,038.90, 20,416,922.29 and 12,741,563.06 is: 17,573,655.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,803,038.90 : 20,416,922.29 = 12,741,563.06 : x
  2. Step 2: Convert to fraction form
    14,803,038.90/20,416,922.29 = 12,741,563.06/x
  3. Step 3: Cross multiply
    14,803,038.90x = 20,416,922.29 × 12,741,563.06
  4. Step 4: Simplify right side
    14,803,038.90x = 260,143,502,849,154.59
  5. Step 5: Solve for x
    x = 260,143,502,849,154.59/14,803,038.90
  6. Step 6: Final answer
    x = 17,573,655.29

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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.