Home / 14,277,701.80-19,703,382.18-7,751,402.20

Finding the Fourth Proportional to 14,277,701.80, 19,703,382.18 and 7,751,402.20

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Solution

The fourth proportional to 14,277,701.80, 19,703,382.18 and 7,751,402.20 is: 10,697,018.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,277,701.80 : 19,703,382.18 = 7,751,402.20 : x
  2. Step 2: Convert to fraction form
    14,277,701.80/19,703,382.18 = 7,751,402.20/x
  3. Step 3: Cross multiply
    14,277,701.80x = 19,703,382.18 × 7,751,402.20
  4. Step 4: Simplify right side
    14,277,701.80x = 152,728,839,977,492.81
  5. Step 5: Solve for x
    x = 152,728,839,977,492.81/14,277,701.80
  6. Step 6: Final answer
    x = 10,697,018.48

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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.