Home / 28,634,821.04-42,952,320.04-7,069,425.20

Finding the Fourth Proportional to 28,634,821.04, 42,952,320.04 and 7,069,425.20

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Solution

The fourth proportional to 28,634,821.04, 42,952,320.04 and 7,069,425.20 is: 10,604,159.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,634,821.04 : 42,952,320.04 = 7,069,425.20 : x
  2. Step 2: Convert to fraction form
    28,634,821.04/42,952,320.04 = 7,069,425.20/x
  3. Step 3: Cross multiply
    28,634,821.04x = 42,952,320.04 × 7,069,425.20
  4. Step 4: Simplify right side
    28,634,821.04x = 303,648,213,689,241
  5. Step 5: Solve for x
    x = 303,648,213,689,241/28,634,821.04
  6. Step 6: Final answer
    x = 10,604,159.64

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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.