Home / 43,164,029.10-64,746,043.65-42,912,086.70

Finding the Fourth Proportional to 43,164,029.10, 64,746,043.65 and 42,912,086.70

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Solution

The fourth proportional to 43,164,029.10, 64,746,043.65 and 42,912,086.70 is: 64,368,130.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,164,029.10 : 64,746,043.65 = 42,912,086.70 : x
  2. Step 2: Convert to fraction form
    43,164,029.10/64,746,043.65 = 42,912,086.70/x
  3. Step 3: Cross multiply
    43,164,029.10x = 64,746,043.65 × 42,912,086.70
  4. Step 4: Simplify right side
    43,164,029.10x = 2,778,387,838,590,784.50
  5. Step 5: Solve for x
    x = 2,778,387,838,590,784.50/43,164,029.10
  6. Step 6: Final answer
    x = 64,368,130.05

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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.