Home / 30,528,005.30-42,852,581.50-30,528,005.30

Finding the Fourth Proportional to 30,528,005.30, 42,852,581.50 and 30,528,005.30

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Solution

The fourth proportional to 30,528,005.30, 42,852,581.50 and 30,528,005.30 is: 42,852,581.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,528,005.30 : 42,852,581.50 = 30,528,005.30 : x
  2. Step 2: Convert to fraction form
    30,528,005.30/42,852,581.50 = 30,528,005.30/x
  3. Step 3: Cross multiply
    30,528,005.30x = 42,852,581.50 × 30,528,005.30
  4. Step 4: Simplify right side
    30,528,005.30x = 1,308,203,835,150,682
  5. Step 5: Solve for x
    x = 1,308,203,835,150,682/30,528,005.30
  6. Step 6: Final answer
    x = 42,852,581.50

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.