Home / 10,208,041.87-15,312,048.80-4,740,146.66

Finding the Fourth Proportional to 10,208,041.87, 15,312,048.80 and 4,740,146.66

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Solution

The fourth proportional to 10,208,041.87, 15,312,048.80 and 4,740,146.66 is: 7,110,213.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,208,041.87 : 15,312,048.80 = 4,740,146.66 : x
  2. Step 2: Convert to fraction form
    10,208,041.87/15,312,048.80 = 4,740,146.66/x
  3. Step 3: Cross multiply
    10,208,041.87x = 15,312,048.80 × 4,740,146.66
  4. Step 4: Simplify right side
    10,208,041.87x = 72,581,357,004,985.69
  5. Step 5: Solve for x
    x = 72,581,357,004,985.69/10,208,041.87
  6. Step 6: Final answer
    x = 7,110,213.49

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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.