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Finding the Fourth Proportional to 6,487,769.51, 8,953,023.38 and 3,547,595.98

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Solution

The fourth proportional to 6,487,769.51, 8,953,023.38 and 3,547,595.98 is: 4,895,628.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,487,769.51 : 8,953,023.38 = 3,547,595.98 : x
  2. Step 2: Convert to fraction form
    6,487,769.51/8,953,023.38 = 3,547,595.98/x
  3. Step 3: Cross multiply
    6,487,769.51x = 8,953,023.38 × 3,547,595.98
  4. Step 4: Simplify right side
    6,487,769.51x = 31,761,709,751,734.02
  5. Step 5: Solve for x
    x = 31,761,709,751,734.02/6,487,769.51
  6. Step 6: Final answer
    x = 4,895,628.57

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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.