Home / 14,012,731.54-19,337,581.56-7,817,779.21

Finding the Fourth Proportional to 14,012,731.54, 19,337,581.56 and 7,817,779.21

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Solution

The fourth proportional to 14,012,731.54, 19,337,581.56 and 7,817,779.21 is: 10,788,542.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012,731.54 : 19,337,581.56 = 7,817,779.21 : x
  2. Step 2: Convert to fraction form
    14,012,731.54/19,337,581.56 = 7,817,779.21/x
  3. Step 3: Cross multiply
    14,012,731.54x = 19,337,581.56 × 7,817,779.21
  4. Step 4: Simplify right side
    14,012,731.54x = 151,176,943,064,703.03
  5. Step 5: Solve for x
    x = 151,176,943,064,703.03/14,012,731.54
  6. Step 6: Final answer
    x = 10,788,542.03

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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.