Home / 51,222,423.39-70,686,061.52-28,895,457.74

Finding the Fourth Proportional to 51,222,423.39, 70,686,061.52 and 28,895,457.74

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Solution

The fourth proportional to 51,222,423.39, 70,686,061.52 and 28,895,457.74 is: 39,875,233.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,222,423.39 : 70,686,061.52 = 28,895,457.74 : x
  2. Step 2: Convert to fraction form
    51,222,423.39/70,686,061.52 = 28,895,457.74/x
  3. Step 3: Cross multiply
    51,222,423.39x = 70,686,061.52 × 28,895,457.74
  4. Step 4: Simplify right side
    51,222,423.39x = 2,042,506,102,960,292.50
  5. Step 5: Solve for x
    x = 2,042,506,102,960,292.50/51,222,423.39
  6. Step 6: Final answer
    x = 39,875,233.69

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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.