Home / 12,367,095.56-18,550,762.81-4,688,675.45

Finding the Fourth Proportional to 12,367,095.56, 18,550,762.81 and 4,688,675.45

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Solution

The fourth proportional to 12,367,095.56, 18,550,762.81 and 4,688,675.45 is: 7,033,058.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,367,095.56 : 18,550,762.81 = 4,688,675.45 : x
  2. Step 2: Convert to fraction form
    12,367,095.56/18,550,762.81 = 4,688,675.45/x
  3. Step 3: Cross multiply
    12,367,095.56x = 18,550,762.81 × 4,688,675.45
  4. Step 4: Simplify right side
    12,367,095.56x = 86,978,506,166,020.02
  5. Step 5: Solve for x
    x = 86,978,506,166,020.02/12,367,095.56
  6. Step 6: Final answer
    x = 7,033,058.47

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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.