Home / 25,343,012.35-38,018,312.08-9,172,746.94

Finding the Fourth Proportional to 25,343,012.35, 38,018,312.08 and 9,172,746.94

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Solution

The fourth proportional to 25,343,012.35, 38,018,312.08 and 9,172,746.94 is: 13,760,493.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,343,012.35 : 38,018,312.08 = 9,172,746.94 : x
  2. Step 2: Convert to fraction form
    25,343,012.35/38,018,312.08 = 9,172,746.94/x
  3. Step 3: Cross multiply
    25,343,012.35x = 38,018,312.08 × 9,172,746.94
  4. Step 4: Simplify right side
    25,343,012.35x = 348,732,355,749,091.75
  5. Step 5: Solve for x
    x = 348,732,355,749,091.75/25,343,012.35
  6. Step 6: Final answer
    x = 13,760,493.46

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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.