Home / 30,550,667.32-42,159,869.54-17,502,150.52

Finding the Fourth Proportional to 30,550,667.32, 42,159,869.54 and 17,502,150.52

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Solution

The fourth proportional to 30,550,667.32, 42,159,869.54 and 17,502,150.52 is: 24,152,938.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,550,667.32 : 42,159,869.54 = 17,502,150.52 : x
  2. Step 2: Convert to fraction form
    30,550,667.32/42,159,869.54 = 17,502,150.52/x
  3. Step 3: Cross multiply
    30,550,667.32x = 42,159,869.54 × 17,502,150.52
  4. Step 4: Simplify right side
    30,550,667.32x = 737,888,382,592,643.12
  5. Step 5: Solve for x
    x = 737,888,382,592,643.12/30,550,667.32
  6. Step 6: Final answer
    x = 24,152,938.29

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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.