Home / 12,837,442.17-17,716,098.63-7,036,238.78

Finding the Fourth Proportional to 12,837,442.17, 17,716,098.63 and 7,036,238.78

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Solution

The fourth proportional to 12,837,442.17, 17,716,098.63 and 7,036,238.78 is: 9,710,244.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,837,442.17 : 17,716,098.63 = 7,036,238.78 : x
  2. Step 2: Convert to fraction form
    12,837,442.17/17,716,098.63 = 7,036,238.78/x
  3. Step 3: Cross multiply
    12,837,442.17x = 17,716,098.63 × 7,036,238.78
  4. Step 4: Simplify right side
    12,837,442.17x = 124,654,700,122,130.38
  5. Step 5: Solve for x
    x = 124,654,700,122,130.38/12,837,442.17
  6. Step 6: Final answer
    x = 9,710,244.34

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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.