Home / 13,017,888.40-19,527,895.20-6,537,630.98

Finding the Fourth Proportional to 13,017,888.40, 19,527,895.20 and 6,537,630.98

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Solution

The fourth proportional to 13,017,888.40, 19,527,895.20 and 6,537,630.98 is: 9,806,980.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,017,888.40 : 19,527,895.20 = 6,537,630.98 : x
  2. Step 2: Convert to fraction form
    13,017,888.40/19,527,895.20 = 6,537,630.98/x
  3. Step 3: Cross multiply
    13,017,888.40x = 19,527,895.20 × 6,537,630.98
  4. Step 4: Simplify right side
    13,017,888.40x = 127,666,172,601,025.16
  5. Step 5: Solve for x
    x = 127,666,172,601,025.16/13,017,888.40
  6. Step 6: Final answer
    x = 9,806,980.11

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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.