Home / 55,248,070.60-82,849,303.18-18,859,394.98

Finding the Fourth Proportional to 55,248,070.60, 82,849,303.18 and 18,859,394.98

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Solution

The fourth proportional to 55,248,070.60, 82,849,303.18 and 18,859,394.98 is: 28,281,308.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,248,070.60 : 82,849,303.18 = 18,859,394.98 : x
  2. Step 2: Convert to fraction form
    55,248,070.60/82,849,303.18 = 18,859,394.98/x
  3. Step 3: Cross multiply
    55,248,070.60x = 82,849,303.18 × 18,859,394.98
  4. Step 4: Simplify right side
    55,248,070.60x = 1,562,487,732,489,390.25
  5. Step 5: Solve for x
    x = 1,562,487,732,489,390.25/55,248,070.60
  6. Step 6: Final answer
    x = 28,281,308.57

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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.