Home / 8,537,123.76-12,805,707.48-3,488,434.24

Finding the Fourth Proportional to 8,537,123.76, 12,805,707.48 and 3,488,434.24

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Solution

The fourth proportional to 8,537,123.76, 12,805,707.48 and 3,488,434.24 is: 5,232,660.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,537,123.76 : 12,805,707.48 = 3,488,434.24 : x
  2. Step 2: Convert to fraction form
    8,537,123.76/12,805,707.48 = 3,488,434.24/x
  3. Step 3: Cross multiply
    8,537,123.76x = 12,805,707.48 × 3,488,434.24
  4. Step 4: Simplify right side
    8,537,123.76x = 44,671,868,440,656.12
  5. Step 5: Solve for x
    x = 44,671,868,440,656.12/8,537,123.76
  6. Step 6: Final answer
    x = 5,232,660.28

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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.