Home / 7,637,869.74-10,537,680.78-4,329,809.30

Finding the Fourth Proportional to 7,637,869.74, 10,537,680.78 and 4,329,809.30

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Solution

The fourth proportional to 7,637,869.74, 10,537,680.78 and 4,329,809.30 is: 5,973,674.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,637,869.74 : 10,537,680.78 = 4,329,809.30 : x
  2. Step 2: Convert to fraction form
    7,637,869.74/10,537,680.78 = 4,329,809.30/x
  3. Step 3: Cross multiply
    7,637,869.74x = 10,537,680.78 × 4,329,809.30
  4. Step 4: Simplify right side
    7,637,869.74x = 45,626,148,241,675.25
  5. Step 5: Solve for x
    x = 45,626,148,241,675.25/7,637,869.74
  6. Step 6: Final answer
    x = 5,973,674.57

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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.