Home / 39,044,792.94-53,885,038.77-21,646,595.58

Finding the Fourth Proportional to 39,044,792.94, 53,885,038.77 and 21,646,595.58

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Solution

The fourth proportional to 39,044,792.94, 53,885,038.77 and 21,646,595.58 is: 29,874,089.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,044,792.94 : 53,885,038.77 = 21,646,595.58 : x
  2. Step 2: Convert to fraction form
    39,044,792.94/53,885,038.77 = 21,646,595.58/x
  3. Step 3: Cross multiply
    39,044,792.94x = 53,885,038.77 × 21,646,595.58
  4. Step 4: Simplify right side
    39,044,792.94x = 1,166,427,642,066,810.50
  5. Step 5: Solve for x
    x = 1,166,427,642,066,810.50/39,044,792.94
  6. Step 6: Final answer
    x = 29,874,089.58

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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.