Home / 10,402,253.70-15,603,429.15-3,670,667.70

Finding the Fourth Proportional to 10,402,253.70, 15,603,429.15 and 3,670,667.70

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Solution

The fourth proportional to 10,402,253.70, 15,603,429.15 and 3,670,667.70 is: 5,506,018.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,402,253.70 : 15,603,429.15 = 3,670,667.70 : x
  2. Step 2: Convert to fraction form
    10,402,253.70/15,603,429.15 = 3,670,667.70/x
  3. Step 3: Cross multiply
    10,402,253.70x = 15,603,429.15 × 3,670,667.70
  4. Step 4: Simplify right side
    10,402,253.70x = 57,275,003,390,143.46
  5. Step 5: Solve for x
    x = 57,275,003,390,143.46/10,402,253.70
  6. Step 6: Final answer
    x = 5,506,018.70

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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.