Home / 30,528,047.30-45,792,070.95-30,315,470.90

Finding the Fourth Proportional to 30,528,047.30, 45,792,070.95 and 30,315,470.90

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Solution

The fourth proportional to 30,528,047.30, 45,792,070.95 and 30,315,470.90 is: 45,473,206.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,528,047.30 : 45,792,070.95 = 30,315,470.90 : x
  2. Step 2: Convert to fraction form
    30,528,047.30/45,792,070.95 = 30,315,470.90/x
  3. Step 3: Cross multiply
    30,528,047.30x = 45,792,070.95 × 30,315,470.90
  4. Step 4: Simplify right side
    30,528,047.30x = 1,388,208,194,335,460.50
  5. Step 5: Solve for x
    x = 1,388,208,194,335,460.50/30,528,047.30
  6. Step 6: Final answer
    x = 45,473,206.35

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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.