Home / 13,050,983.52-19,578,465.45-6,657,748.29

Finding the Fourth Proportional to 13,050,983.52, 19,578,465.45 and 6,657,748.29

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Solution

The fourth proportional to 13,050,983.52, 19,578,465.45 and 6,657,748.29 is: 9,987,637.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,050,983.52 : 19,578,465.45 = 6,657,748.29 : x
  2. Step 2: Convert to fraction form
    13,050,983.52/19,578,465.45 = 6,657,748.29/x
  3. Step 3: Cross multiply
    13,050,983.52x = 19,578,465.45 × 6,657,748.29
  4. Step 4: Simplify right side
    13,050,983.52x = 130,348,494,870,561.58
  5. Step 5: Solve for x
    x = 130,348,494,870,561.58/13,050,983.52
  6. Step 6: Final answer
    x = 9,987,637.69

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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.