Home / 26,001,038.30-39,001,557.45-12,564,110.30

Finding the Fourth Proportional to 26,001,038.30, 39,001,557.45 and 12,564,110.30

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Solution

The fourth proportional to 26,001,038.30, 39,001,557.45 and 12,564,110.30 is: 18,846,165.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,001,038.30 : 39,001,557.45 = 12,564,110.30 : x
  2. Step 2: Convert to fraction form
    26,001,038.30/39,001,557.45 = 12,564,110.30/x
  3. Step 3: Cross multiply
    26,001,038.30x = 39,001,557.45 × 12,564,110.30
  4. Step 4: Simplify right side
    26,001,038.30x = 490,019,869,673,586.81
  5. Step 5: Solve for x
    x = 490,019,869,673,586.81/26,001,038.30
  6. Step 6: Final answer
    x = 18,846,165.45

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Similar ratio
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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.