Home / 10,421,152.98-14,381,988.93-6,556,986.42

Finding the Fourth Proportional to 10,421,152.98, 14,381,988.93 and 6,556,986.42

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Solution

The fourth proportional to 10,421,152.98, 14,381,988.93 and 6,556,986.42 is: 9,049,143.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,421,152.98 : 14,381,988.93 = 6,556,986.42 : x
  2. Step 2: Convert to fraction form
    10,421,152.98/14,381,988.93 = 6,556,986.42/x
  3. Step 3: Cross multiply
    10,421,152.98x = 14,381,988.93 × 6,556,986.42
  4. Step 4: Simplify right side
    10,421,152.98x = 94,302,506,106,600.33
  5. Step 5: Solve for x
    x = 94,302,506,106,600.33/10,421,152.98
  6. Step 6: Final answer
    x = 9,049,143.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.