Home / 29,333,017.86-40,487,005.47-20,044,347.72

Finding the Fourth Proportional to 29,333,017.86, 40,487,005.47 and 20,044,347.72

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Solution

The fourth proportional to 29,333,017.86, 40,487,005.47 and 20,044,347.72 is: 27,666,284.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,333,017.86 : 40,487,005.47 = 20,044,347.72 : x
  2. Step 2: Convert to fraction form
    29,333,017.86/40,487,005.47 = 20,044,347.72/x
  3. Step 3: Cross multiply
    29,333,017.86x = 40,487,005.47 × 20,044,347.72
  4. Step 4: Simplify right side
    29,333,017.86x = 811,535,615,782,222
  5. Step 5: Solve for x
    x = 811,535,615,782,222/29,333,017.86
  6. Step 6: Final answer
    x = 27,666,284.45

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1.5x scale

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.