Home / 13,657,117,071.08-18,836,386,483.73-11,755,064,045.76

Finding the Fourth Proportional to 13,657,117,071.08, 18,836,386,483.73 and 11,755,064,045.76

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Solution

The fourth proportional to 13,657,117,071.08, 18,836,386,483.73 and 11,755,064,045.76 is: 16,213,006,621.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,657,117,071.08 : 18,836,386,483.73 = 11,755,064,045.76 : x
  2. Step 2: Convert to fraction form
    13,657,117,071.08/18,836,386,483.73 = 11,755,064,045.76/x
  3. Step 3: Cross multiply
    13,657,117,071.08x = 18,836,386,483.73 × 11,755,064,045.76
  4. Step 4: Simplify right side
    13,657,117,071.08x = 221,422,929,506,875,375,616
  5. Step 5: Solve for x
    x = 221,422,929,506,875,375,616/13,657,117,071.08
  6. Step 6: Final answer
    x = 16,213,006,621.72

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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.