Home / 21,058,995.02-29,061,605.40-12,357,312.63

Finding the Fourth Proportional to 21,058,995.02, 29,061,605.40 and 12,357,312.63

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Solution

The fourth proportional to 21,058,995.02, 29,061,605.40 and 12,357,312.63 is: 17,053,204.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,058,995.02 : 29,061,605.40 = 12,357,312.63 : x
  2. Step 2: Convert to fraction form
    21,058,995.02/29,061,605.40 = 12,357,312.63/x
  3. Step 3: Cross multiply
    21,058,995.02x = 29,061,605.40 × 12,357,312.63
  4. Step 4: Simplify right side
    21,058,995.02x = 359,123,343,457,496.19
  5. Step 5: Solve for x
    x = 359,123,343,457,496.19/21,058,995.02
  6. Step 6: Final answer
    x = 17,053,204.26

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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.