Home / 27,127,979.02-37,426,044.63-15,364,543.42

Finding the Fourth Proportional to 27,127,979.02, 37,426,044.63 and 15,364,543.42

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Solution

The fourth proportional to 27,127,979.02, 37,426,044.63 and 15,364,543.42 is: 21,197,085.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,127,979.02 : 37,426,044.63 = 15,364,543.42 : x
  2. Step 2: Convert to fraction form
    27,127,979.02/37,426,044.63 = 15,364,543.42/x
  3. Step 3: Cross multiply
    27,127,979.02x = 37,426,044.63 × 15,364,543.42
  4. Step 4: Simplify right side
    27,127,979.02x = 575,034,087,756,492.88
  5. Step 5: Solve for x
    x = 575,034,087,756,492.88/27,127,979.02
  6. Step 6: Final answer
    x = 21,197,085.39

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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.