Home / 29,506,009.37-40,701,946.71-20,698,573.65

Finding the Fourth Proportional to 29,506,009.37, 40,701,946.71 and 20,698,573.65

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Solution

The fourth proportional to 29,506,009.37, 40,701,946.71 and 20,698,573.65 is: 28,552,564.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,506,009.37 : 40,701,946.71 = 20,698,573.65 : x
  2. Step 2: Convert to fraction form
    29,506,009.37/40,701,946.71 = 20,698,573.65/x
  3. Step 3: Cross multiply
    29,506,009.37x = 40,701,946.71 × 20,698,573.65
  4. Step 4: Simplify right side
    29,506,009.37x = 842,472,241,712,307
  5. Step 5: Solve for x
    x = 842,472,241,712,307/29,506,009.37
  6. Step 6: Final answer
    x = 28,552,564.70

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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.