Home / 26,386,700.40-39,578,738.40-13,608,496.80

Finding the Fourth Proportional to 26,386,700.40, 39,578,738.40 and 13,608,496.80

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Solution

The fourth proportional to 26,386,700.40, 39,578,738.40 and 13,608,496.80 is: 20,412,068.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,386,700.40 : 39,578,738.40 = 13,608,496.80 : x
  2. Step 2: Convert to fraction form
    26,386,700.40/39,578,738.40 = 13,608,496.80/x
  3. Step 3: Cross multiply
    26,386,700.40x = 39,578,738.40 × 13,608,496.80
  4. Step 4: Simplify right side
    26,386,700.40x = 538,607,134,864,437.12
  5. Step 5: Solve for x
    x = 538,607,134,864,437.12/26,386,700.40
  6. Step 6: Final answer
    x = 20,412,068.45

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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.