Home / 13,249,798.16-19,878,896.28-4,729,946

Finding the Fourth Proportional to 13,249,798.16, 19,878,896.28 and 4,729,946

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Solution

The fourth proportional to 13,249,798.16, 19,878,896.28 and 4,729,946 is: 7,096,417.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,249,798.16 : 19,878,896.28 = 4,729,946 : x
  2. Step 2: Convert to fraction form
    13,249,798.16/19,878,896.28 = 4,729,946/x
  3. Step 3: Cross multiply
    13,249,798.16x = 19,878,896.28 × 4,729,946
  4. Step 4: Simplify right side
    13,249,798.16x = 94,026,105,944,000.89
  5. Step 5: Solve for x
    x = 94,026,105,944,000.89/13,249,798.16
  6. Step 6: Final answer
    x = 7,096,417.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.