Home / 37,358,431.40-56,037,647.10-13,124,721.80

Finding the Fourth Proportional to 37,358,431.40, 56,037,647.10 and 13,124,721.80

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Solution

The fourth proportional to 37,358,431.40, 56,037,647.10 and 13,124,721.80 is: 19,687,082.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,358,431.40 : 56,037,647.10 = 13,124,721.80 : x
  2. Step 2: Convert to fraction form
    37,358,431.40/56,037,647.10 = 13,124,721.80/x
  3. Step 3: Cross multiply
    37,358,431.40x = 56,037,647.10 × 13,124,721.80
  4. Step 4: Simplify right side
    37,358,431.40x = 735,478,528,514,076.88
  5. Step 5: Solve for x
    x = 735,478,528,514,076.88/37,358,431.40
  6. Step 6: Final answer
    x = 19,687,082.70

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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.