Home / 4,700,159.65-7,050,263.80-2,139,583.88

Finding the Fourth Proportional to 4,700,159.65, 7,050,263.80 and 2,139,583.88

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Solution

The fourth proportional to 4,700,159.65, 7,050,263.80 and 2,139,583.88 is: 3,209,386.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700,159.65 : 7,050,263.80 = 2,139,583.88 : x
  2. Step 2: Convert to fraction form
    4,700,159.65/7,050,263.80 = 2,139,583.88/x
  3. Step 3: Cross multiply
    4,700,159.65x = 7,050,263.80 × 2,139,583.88
  4. Step 4: Simplify right side
    4,700,159.65x = 15,084,630,762,065.76
  5. Step 5: Solve for x
    x = 15,084,630,762,065.76/4,700,159.65
  6. Step 6: Final answer
    x = 3,209,386.89

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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.