Home / 14,293,455.39-19,724,953.38-7,767,069.22

Finding the Fourth Proportional to 14,293,455.39, 19,724,953.38 and 7,767,069.22

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Solution

The fourth proportional to 14,293,455.39, 19,724,953.38 and 7,767,069.22 is: 10,718,547.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,293,455.39 : 19,724,953.38 = 7,767,069.22 : x
  2. Step 2: Convert to fraction form
    14,293,455.39/19,724,953.38 = 7,767,069.22/x
  3. Step 3: Cross multiply
    14,293,455.39x = 19,724,953.38 × 7,767,069.22
  4. Step 4: Simplify right side
    14,293,455.39x = 153,205,078,236,547.72
  5. Step 5: Solve for x
    x = 153,205,078,236,547.72/14,293,455.39
  6. Step 6: Final answer
    x = 10,718,547.34

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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.