Home / 5,426,510.66-7,488,672.57-2,979,347.30

Finding the Fourth Proportional to 5,426,510.66, 7,488,672.57 and 2,979,347.30

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Solution

The fourth proportional to 5,426,510.66, 7,488,672.57 and 2,979,347.30 is: 4,111,547.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,426,510.66 : 7,488,672.57 = 2,979,347.30 : x
  2. Step 2: Convert to fraction form
    5,426,510.66/7,488,672.57 = 2,979,347.30/x
  3. Step 3: Cross multiply
    5,426,510.66x = 7,488,672.57 × 2,979,347.30
  4. Step 4: Simplify right side
    5,426,510.66x = 22,311,356,402,013.56
  5. Step 5: Solve for x
    x = 22,311,356,402,013.56/5,426,510.66
  6. Step 6: Final answer
    x = 4,111,547.51

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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.