Home / 47,020,904.10-70,531,356.15-28,606,473.45

Finding the Fourth Proportional to 47,020,904.10, 70,531,356.15 and 28,606,473.45

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Solution

The fourth proportional to 47,020,904.10, 70,531,356.15 and 28,606,473.45 is: 42,909,710.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,020,904.10 : 70,531,356.15 = 28,606,473.45 : x
  2. Step 2: Convert to fraction form
    47,020,904.10/70,531,356.15 = 28,606,473.45/x
  3. Step 3: Cross multiply
    47,020,904.10x = 70,531,356.15 × 28,606,473.45
  4. Step 4: Simplify right side
    47,020,904.10x = 2,017,653,367,097,469.25
  5. Step 5: Solve for x
    x = 2,017,653,367,097,469.25/47,020,904.10
  6. Step 6: Final answer
    x = 42,909,710.18

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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.