Home / 8,606,666.51-12,911,703.41-2,458,701.20

Finding the Fourth Proportional to 8,606,666.51, 12,911,703.41 and 2,458,701.20

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Solution

The fourth proportional to 8,606,666.51, 12,911,703.41 and 2,458,701.20 is: 3,688,538.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,606,666.51 : 12,911,703.41 = 2,458,701.20 : x
  2. Step 2: Convert to fraction form
    8,606,666.51/12,911,703.41 = 2,458,701.20/x
  3. Step 3: Cross multiply
    8,606,666.51x = 12,911,703.41 × 2,458,701.20
  4. Step 4: Simplify right side
    8,606,666.51x = 31,746,020,591,359.07
  5. Step 5: Solve for x
    x = 31,746,020,591,359.07/8,606,666.51
  6. Step 6: Final answer
    x = 3,688,538.48

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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.