Home / 10,402,848.30-15,604,272.45-9,772,992.30

Finding the Fourth Proportional to 10,402,848.30, 15,604,272.45 and 9,772,992.30

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Solution

The fourth proportional to 10,402,848.30, 15,604,272.45 and 9,772,992.30 is: 14,659,488.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,402,848.30 : 15,604,272.45 = 9,772,992.30 : x
  2. Step 2: Convert to fraction form
    10,402,848.30/15,604,272.45 = 9,772,992.30/x
  3. Step 3: Cross multiply
    10,402,848.30x = 15,604,272.45 × 9,772,992.30
  4. Step 4: Simplify right side
    10,402,848.30x = 152,500,434,500,952.12
  5. Step 5: Solve for x
    x = 152,500,434,500,952.12/10,402,848.30
  6. Step 6: Final answer
    x = 14,659,488.45

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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.